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Formaldehyde NIST

Other names: Methanal; BFV; Fannoform; Formaldehyde, gas; Formalin; Formalith; Formic aldehyde; Formol; Fyde; Lysoform; Methyl aldehyde; Methylene oxide; Morbicid; Oxomethane; Oxymethylene; Paraform; Superlysoform; Karsan; Methaldehyde; Aldehyde formique; Aldeide formica; Formaldehyd; Formalin-loesungen; Formalina; Formaline; NCI-C02799; Oplossingen; Aldehyd mravenci; Formalin 40; Rcra waste number U122; UN 1198; UN 2209; H2CO; Durine; Hercules 37M6-8; CH2O; NSC 298885; Fordo C p ° = A + B*t + C*t 2 + D*t 3 + E/t 2. H° − H° 298.15 = A*t + B*t 2 /2 + C*t 3 /3 + D*t 4 /4 − E/t + F − H. S° = A*ln (t) + B*t + C*t 2 /2 + D*t 3 /3 − E/ (2*t 2) + G. C p = heat capacity (J/mol*K) H° = standard enthalpy (kJ/mol) S° = standard entropy (J/mol*K) t = temperature (K) / 1000

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage Calculated vibrational frequencies for H 2 CO (Formaldehyde). Gas-phase IR spectra can be found in the NIST Chemistry Webbook here. Rotational Constants (cm -1 To assist in implementation of the proposed rule a Formaldehyde Reference Standard (FRS) is being developed by the National Institute of Standards and Technology (NIST) to assist implementation of this rule. The goal of this effort is to produce a FRS with small, repeatable and quantified uncertainty that can be used in emission chamber system evaluation and troubleshooting. This presentation will highlight uncertainty quantification from preliminary testing of the proposed NIST FRS Formaldehyde reference materials are being developed by the National Institute of Standards and Technology (NIST) for use in regulatory emission testing certification programs. Emission rates for a prototype formaldehyde reference material were determined using small-scale chamber experiments. The uncertainty associated with the average.

  1. At room temperature, formaldehyde is a colorless, flammable gas that has a distinct, pungent smell. It is also known as methanal, methylene oxide, oxymethyline, methylaldehyde, and oxomethane. Formaldehyde is naturally produced in small amounts in our bodies.It is used in the production of fertilizer, paper, plywood, and urea-formaldehyde resins. It is also used as a preservative in some foods and in many products used around the house, such as antiseptics, medicines, and cosmetics
  2. Formaldehyde, polymer with 2-methylphenol, reaction products with epichlorohydrin | C11H15ClO3 | CID 94405 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more
  3. NIST's portfolio of services for measurements, standards, and legal metrology provide solutions that ensure measurement traceability, enable quality assurance, and harmonize documentary standards and regulatory practices
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Formaldehyde - Welcome to the NIST WebBoo

  1. Formaldehyde absorbs ultraviolet radiation at wavelengths of >360 nm(5); therefore, formaldehyde may be susceptible to direct photolysis by sunlight(SRC). Direct photolysis half-lives of 1 to 4.1 hours have been measured using sunlight(6); the 4.1 hour half-life was measured at sea-level and 40 degrees latitude(6). Gas-phase formaldehyde is also degraded in the atmosphere by reaction with atmospheric nitrate radicals(SRC); the half-life for this reaction in air is about 57 days(SRC.
  2. NIST Number: 61520: Library: Replicate library: Total Peaks: 150: m/z Top Peak: 79: m/z 2nd Highest: 63: m/z 3rd Highest: 78: Thumbnai
  3. Formaldehyde oxime trimer | C3H9N3O3 | CID 542146 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more
  4. Formaldehyde, which is recognized as a harmful indoor air pollutant for human health, is emitted from urea-formaldehyde resin in wood products. Chamber tests are used to evaluate formaldehyde emission rates from these products. However, there is no available formaldehyde standard reference emission source to assess the overall performance of chamber testing systems. In this paper, a LIFE.
  5. e: NH 2 OH + Hydroxyla
  6. imum average molecular weight (in amu), 30,000 is included on this list. 40 CFR 180.960; U.S. National Archives and Records Ad
  7. Formaldehyde: H2CO (cr, paraformaldehyde)-179.2: ± 1.6: kJ/mol: 30.02598 ± 0.00087: 50-00-0*500: 16.2: Formaldehyde: H2CO (g)-105.349-109.188: ± 0.099: kJ/mol: 30.02598 ± 0.00087: 50-00-0*0: 16.2: Formyl: HCO (g) 41.426: 41.803: ± 0.099: kJ/mol: 29.01804 ± 0.00086: 2597-44-6*0: 16.1: Oxomethylium [HCO]+ (g) 827.802: 827.217: ± 0.099: kJ/mol: 29.01749 ± 0.00086: 17030-74-9*0: 16.0: Formaldehyde catio

•The NIST Chemistry WebBook at http://webbook.nist.gov/chemistry •The Pesticide Properties Database (PPD) at http://www.arsusda.gov/rsml/ppdb2.html 6 R. Sander: Henry's law constants (http://www.mpch-mainz.mpg.de/~sander/res/henry.html Formaldehyde dimethyl acetal, analytical standard. Q411496. J-520340. F0001-0207. Formaldehyde dimethyl acetal, for Grignard reactions, >=99.0% (GC) Formaldehyde dimethyl acetal, absolute, over molecular sieve (H2O <=0.01%), >=99.0% (GC NIST/TRC Web Thermo Tables (WTT) NIST Standard Reference Subscription Database 3 - Professional Edition Version 2-2012-1-Pro This web application provides access to a collection of critically evaluated thermodynamic property data for pure compounds with a primary focus on organics. These data were generated through dynamic data analysis, as implemented in the NIST ThermoData Engine software. I have also worked with my group to measure the concentrations of another volatile organic compound, formaldehyde, in NIST's Net-Zero Energy Residential Test Facility. Formaldehyde, which is normally associated with embalming fluids and dissections in high school biology classes, is also used widely in pressed-wood products, glues, wrinkle-free clothing, and some insulation materials. Even. formaldehyde: HCHO/Si: formaldehyde/silicon: HOC6H4CONH2: 2-hydroxy-benzaldehyde oxime Instructions: Click on underlined heading to sort data column. Click on Formula to retrieve all data for this compound. Last updated: May 1, 2007 (Created: May 1, 2007) NIST recently released a new version of the NIST Inorganic Crystal Structure Database (ICSD) SRD 3. For more information visit https://icsd.

Experimental data for H 2 CO (Formaldehyde) - NIS

A formalin solution is a solution of formaldehyde in water that is stabilized with methyl alcohol. * All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details. Wipe Method. Wipe Method. Sampler/Sampling media CH 2 ClF. Select molecule by formula: BCl - Boron monochloride BCl2 - Boron dichloride BCl3 - Boron trichloride BF - Boron fluoride BF2 - Boron difluoride BF3 - Boron trifluoride CClF3 - Freon 13 CCl2F2 - Freon 12 CCl3F - Freon 11 CF - Fluoromethylidyne CF2 - Difluoromethylene CF3 - Trifluoromethyl radical CF4 - Carbon tetrafluoride CH. Formaldehyde phenylhydrazone | C7H8N2 | CID 248383 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. COVID-19 Information. Public health information (CDC) Research information (NIH) SARS-CoV-2 data (NCBI) Prevention and treatment information (HHS) Español.

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While National Institute of Standrards and Technology (NIST) will take reasonable precautions to protect any personally identifiable information (PII) submitted, the Department of Commerce considers this PII to be non-sensitive. The electronic transmission of non-sensitive PII is equivalent to transmitting the same information by the U.S. mail, a private delivery service, courier, facsimile. NIST does not necessarily endorse the views expressed or the facts presented on these sites. Further, NIST does not endorse any commercial products that may be advertised or available on these sites. CHARACTERIZING UNCERTAINTY OF A FORMALDEHYDE REFERENCE STANDARD . Dustin POPPENDIECK. 1,* 1. Indoor Air Quality and Ventilation Group, Engineering Laboratory, 100 Bureau Drive, Mail Stop 8633. NIST does not necessarily endorse the views expressed or the facts presented on these sites. Further, NIST does not endorse any commercial products that may be advertised or available on these sites. Formaldehyde Concentrations in a Net -Zero Energy House: Real-time Monitoring and Simulation. Dustin Poppendieck1,*, Shahana Khurshid1, W. Stuart Dols1, Lisa Ng1, Brian Polidoro1, Steve Emmerich1. Other names: Acetaldehyde, diethyl mercaptal; Formaldehyde diethylthioacetal; 4-Methyl-3,5-dithiaheptane; 1,1-Bis(ethylsulfanyl)ethane; 1,1-bis(Ethylthio)ethane Permanent link for this species. Use this link for bookmarking this species for future reference. Information on this page: Phase change data; Mass spectrum (electron ionization) References; Notes; Other data available: Gas.

Evaluation of a Formaldehyde Reference Material for Small Chamber Emission Testing Dustin Poppendieck1, Na Li 2,Wenhao Chen . 1National Institute of Standards and Technology, Gaithersburg, MD, 20899 USA 2Environmental Health Laboratory Branch, California Department of Public Health, Rich- mond, CA 94804 USA *Corresponding email: dustin.poppendieck@nist.go NIST-Kalibrierzertifikat für Formaldehyd Messgerät HFX205 . NIST-Kalibrierzertifikat für Formaldehyd Messgeräte, bescheinigt die Rückführbarkeit auf nationale Prüfnormale. - NIST- Kalibrierzertifikat Kalibrierzertifikate werden speziell für den Kunden ausgestellt und sind vom Rückgaberech

Characterizing Uncertainty of a Formaldehyde - NIS

PredictingFormaldehyde ConcentrationsinResidences DuetoPressedWoodProducts Phase I RichardA.Grot SamuelSilberstein KunimichiIshiguro U.S.DEPARTMENTOFCOMMERCE NationalBureauofStandards NationalEngineeringLaboratory CenterforBuildingTechnology BuildingPhysicsDivision Gaithersburg,MD20899 September1985 for; 100 Ington,DC •U56 85-3255 1985]imerProductSafetyCommission. NBSIR85-3255. added formaldehyde resin binder 4. adhesives and sealants shall not contain formaldehyde or a formaldehyde precursor as an ingredient 5. paints shall not contain formaldehyde as an ingredient or contain chemicals that react in the product to produce formaldehyde nist gcr 14—98

in Appendix D. Information on labeling regulations from NIST Handbook 130 and NIST Handbook 133 are provided in Appendix E. Information on formaldehyde emissions is provided in Appendix F. 1.4 This Voluntary Product Standard incorporates the International System of Units (SI) as well as U.S. customary units of measurement. In conversion of U.S. Formaldehyde is a gas which when dissolved in water gives a formaldehyde solution. Commercially available formaldehyde solutions usually contain 10-15% methanol, which prevents the formaldehyde from forming the polymeric paraformaldehyde. How does Product 158127, Paraformaldehyde, compare to prilled paraformaldehyde? Prilled has the appearance of small white beads. Product 158127 is a powder. - Kalibrierzertifikat nach NIST (optional) Hersteller: PCE Instruments. 1.194,90 € Best.Nr.: HFX205-50. Formaldehyd Messgerät HFX205-50 . Dieses Formaldehyd Messgerät HFX205-50 ist geeignet für die Erfassung von Formaldehyd in Luft. Dabei zeigt das Formaldehyd Messgerät HFX205-50 direkt vor Ort die Formaldehyd - Konzentration an und vermeidet eine zeitraubende und teure Analyse im Labor. NIST. NISTIil89-4028 AGYPSUM WALLBOARD FORMALDEHYDE SORPTIONMODEL SamuelSilberstein U.S.DEPARTMENTOFCOMMERCE NationalInstituteofStandards andTechnology NationalEngineeringLaboratory CenterforBuildingTechnology BuildingEnvironmentDivision Gaithersburg,MD20899 November1989 U.S.DEPARTMENTOFCOMMERCE RobertA.Mosbacher,Secretary NATIONALINSTITUTEOFSTANDARDS ANDTECHNOLOGY RaymondG.Kammer.

Video: Evaluation of Formaldehyde Reference Material for - NIS

Formaldehyde H2CO - PubChe

formaldehyde: NIST Chemistry WebBook: Search Inchi: Canada Domestic Sub. List: 50-00-0: Pubchem (cid): 712: Pubchem (sid): 134970847: Pherobase: View . Other Information: (IUPAC): Atomic Weights of the Elements 2011 (pdf) Videos: The Periodic Table of Videos: tgsc: Atomic Weights use for this web site (IUPAC): Periodic Table of the Elements: FDA Substances Added to Food (formerly EAFUS): View. NIST-Kalibrierzertifikat für Formaldehyd Messgeräte, bescheinigt die Rückführbarkeit auf nationale Prüfnormale. - NIST-Kalibrierzertifikat . Kalibrierzertifikate werden speziell für den Kunden ausgestellt und sind vom Rückgaberecht ausgeschlossen. Katalog: Messtechnik / Messgeräte / Arbeitsschutzmessgerät. Hersteller: PCE Instruments. 394,90 € Hier Angebot anfordern In den Warenkorb. formaldehyde (9.7 g, 0.12 mole) was adjusted to a pH of 7-8 with several drops of 5 percent sodium hydroxide. To this solution, 11.4 g (0.12 mole) of 2-aminopyrimidine was added, with stirring, in small portions over a period of 10 min. The 2-amino­ pyrimidine dissolved during the addition. After.

Formaldehyde, polymer with 2-methylphenol, reaction

Property Value Unit Source IE 10.86 eV NIST Webbook IE 10.88 eV NIST Webbook IE 10.90 eV NIST Webbook IE 10.88 ± 0.01 eV NIST Webbook IE 10.87 ± 0.00 eV NIST. Formaldehyde-in-Air Standard Volume 102 Number 5 September-October 1997 P. M. Chu, W. J. Thorn, R. L. Sams, and F. R. Guenther National Institute of Standards and Technology, Gaithersburg, MD 20899-0001 The feasibility of using catalytic conversion of methanol to formaldehyde to produce standard amount of substance fractions of formaldehyde was examined. The conver-sion efficiencies of.

National Institute of Standards and Technology NIS

NIST Research Featured in Fire and Materials Journal Special Issue on Furniture Flammability. March 12, 2021. The NIST Flammability Reduction Group (FRG) recently contributed to the production of a Special Issue on Furniture Flammability in the Fire and Materials . Mattress Flammability Standard Is a Lifesaver, NIST Report Finds. November 18, 2020. No matter how soft and cozy, beds that have. National Institute of Standards and Technology (NIST). EPA is taking action to update several voluntary consensus standards in the formaldehyde emission standards for composite wood products final rule to reflect the current editions that are in-use by regulated entities and industry stakeholders. EPA believes that this action is warranted to facilitate regulated entities using the most up-to.

The National Institute of Standards and Technology (NIST) is an agency of the U.S. Department of Commerce. Please send questions, comments, corrections, additions and suggestions to cccbdb@nist.gov 1,3,5-triazine does not react with formaldehyde under the conditions used. The 2-aminopyrimidines, which show a structural similarity to the amino-triazines, give many typical amine reactions and were selected as model compounds. 2. Results and Discussion The reaction between equimolar amounts of 2-aminopyrimidine (II) and formaldehyde in neutral or slightly alkaline media at room temperature. Für Formaldehyd gilt ein gesetzlicher Grenzwert in der Raumluft von 0,1 ppm. Durch den Einsatz sogenannter E1-Platten wird sichergestellt, dass die MDF-Platten diesen Grenzwert nicht überschreiten. Innenausbau mit MDF-Platten Für größere Flächen im Innenausbau sind Plattenwerkstoffe zumeist die erste Wahl. Zur Minimierung des Belastungsrisikos mit Formaldehyd sollten Sie Holzwerkstoffe.

Formaldehyde - Environmental Fat

Formaldehyde: H2CO (aq)-171.16: ± 0.59: kJ/mol: 30.02598 ± 0.00087: 50-00-0*800: Top contributors to the provenance of Δ f H° of H2CO (aq) The 2 contributors listed below account for 93.4% of the provenance of Δ f H° of H2CO (aq). Please note: The list is limited to 20 most important contributors or, if less, a number sufficient to account for 90% of the provenance. The Reference acts as. Formaldehyde is a gas at room temperature (NIST, 2008). To make handling easier it is usually mixed with water and sold as a liquid labeled formalin or formaldehyde solution. A molecule of water reacts with a molecule of formaldehyde to form methylene glycol (also referred to as methanediol, formaldehyde monohydrate, or formaldehyde in water). Very little free formaldehyde remains. NIST MEP has collaborated with a variety of partners to develop intellectual property awareness building and training tools. IP Awareness Assessment Tool. USPTO and NIST MEP developed the IP Awareness Assessment Tool as a way to help educate innovators about these rights. The tool enables users to assess and increase their awareness of IP issues relevant to their creative projects and business. Formaldehyde is a highly reactive impurity that can be found in many pharmaceutical excipients. Trace levels of this impurity may affect drug product stability, safety, efficacy, and performance. A static headspace gas chromatographic method was developed and validated to determine formaldehyde in pharmaceutical excipients after an effective derivatization procedure using acidified ethanol Testing from 2006 to 2008 revealed the problem to be wood products in the trailers that emitted formaldehyde at a high rate, with concentrations five to 40 times those found in an average home. FOR YOU: Resilience = Durability + Sustainability. The source of the problem was determined to be urea formaldehyde used to make wood products such as plywood, chipboard, furniture, and floors. And due.

Sodium Hydroxide, 1

By selecting the following links, you may be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the. Formaldehyde is a volatile organic compound, and its chemical properties make it an ideal candidate for gas chromatography. Unfortunately, the methods for Formaldehyde analysis call for sample manipulation and liquid chromatography. These LC methods were written thirty years ago, when GC/FID was not sensitive enough to meet screening levels Flammability Reduction Group. mauro.zammarano@nist.gov. (link sends email) (301) 975-5244. Staff Education. Polytechnic University of New York, Post-Doctorate, 2005. University of Trieste, Italy, Ph.D., Material Science Engineering, 2004. University of Lecce, Italy, M.S., Material Science Engineering, 2000. Dr. Mauro Zammarano is a Materials. Ultra pure, methanol free,16% aqueous formaldehyde in 10 ml in pre-scored ampules is suitable for both electron and light microscopy. It easily penetrates large blocks of tissue. Eliminates the step of depolymerization paraformaldehyde prior to use. When used in combination with glutaraldehyde, it fixes delicate tissues such as brain in vascular perfusion. Used in Karnovsky's fixative in. Phenol-formaldehyde (PF) resins are typically used in the manufacture of construction plywood and oriented strand-board where exposure to weather during construction is a concern. Other moisture exposure situations, such as tem- porary weather exposure, occasional plumbing leaks, or wet foot traffic, may also necessitate the use of PF resins. PF resins are commonly referred to as phenolic.

Methanal 2,4-dinitrophenylhydrazone C7H6N4O4 - PubChe

Breathing Easier: Measuring Formaldehyde in Wood

Formaldehyde oxime trimer C3H9N3O3 - PubChe

Formaldehyde Emissions from Composite Wood Products Regulations. P.C. 2021-590 2021-06-17. Whereas, pursuant to subsection 332(1) Footnote a of the Canadian Environmental Protection Act, 1999 Footnote b, the Minister of the Environment published in the Canada Gazette, Part I, on June 29, 2019, a copy of the proposed Formaldehyde Emissions from Composite Wood Products Regulations, and persons. NIST WebBook; NJ-HSFS; NTP DBS; OSHA Chem; OSHA ChemDB; PestName; SRC BIODEG; SRC CHEMFATE; SRC DATALOG; USA.gov; USA.gov* Wikipedia; Search for this InChIKey on the Web. Names and Synonyms. ↔ Name of Substance. Formaldehyde [USP] Methanal. MeSH Heading. Formaldehyde. Synonyms. AI3-26806. Aldehyd mravenci. Aldehyd mravenci [Czech] Aldehyde formique. Aldehyde formique [French] Aldehyde.

Standard formaldehyde source for chamber testing of - NIS

Keywords: solid urban waste; melamine-formaldehyde; valorization process; fire retardant; durability 1. Introduction. Recently, municipal solid waste re-utilization has become one of the main irresolute challenges for urban areas. Efficient solutions for increasing the environmental sustainability of modern cities have become a top priority for the quality of life of their inhabitants Autosampler Vial, NIST Traceable Certificate of Analysis accredited to ISO/IEC 17025 and ISO/IEC Guide 34, Safety Data Sheet. ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material. Organic Standard manufactured for GC, GC/MS, HPLC, LC/MS, and other analytical instrumentatio National Institute of Standards and Technology (NIST) into the regulations at 40 CFR part 770. EPA is specifically updating the voluntary consensus standards in the formaldehyde emission standards for composite wood products final rule to reflect the current editions that are in-use by regulated entities and industry stakeholders. EPA believes that this action is warranted to facilitate.

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Created Date: 1/5/2017 11:39:19 A Draft Scope of the Risk Evaluation for Formaldehyde CASRN 50-00- April 2020 . 2 TABLE OF CONTENTS ACKNOWLEDGEMENTS..5 ABBREVIATIONS AND ACRONYMS.....6 EXECUTIVE SUMMARY..10 1 INTRODUCTION..13 2 SCOPE OF THE EVALUATION.....13 2.1 Reasonably Available Information.....13 Search of Gray Literature.. 14 Search of Literature from Publicly Available Databases (Peer-reviewed. The Formaldehyde Standards for Composite Wood Products Act. On July 7, 2010, President Obama signed into law the Formaldehyde Standards for Composite Wood Products Act, or Title VI of TSCA, 15 U.S.C. 2697. The statute establishes formaldehyde emission standards that are identical to the CARB ATCM Phase 2 standards for hardwood plywood, medium-density fiberboard, and particleboard sold. Formaldehyde emissions from these two studies were measured by test methods that are not directly comparable to the TSCA Title VI emission standards, which are presented in terms of the ASTM E-1333-96 (2002) method (Ref. 39). Using comparisons developed by CARB (Ref. 40), it appears that the results from both studies are within the range of the formaldehyde emission standards established by. NIST Standard Reference Database #147: ©2013-2021 copyright by the US Secretary of Commerce on behalf of the United States of America

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Formaldehyde MSDS sheets: This FORMALDEHYDE MSDS [PDF] from Mallinckrodt Chemicals notes that typical composition of formaldehyde in industrial use is comprised of 37% formaldehyde, 10-15% methyl alcohol, and the remainder water. Synonyms for formaldehyde exposure are Formaldehyde 37%, Formalin, Morbicid Acid, Methylene Oxide, Methyl aldehyde, all bearing the CAS No.: 50-00- and expressed by. Our product line consists of chemical solutions prepared to exact quality standards and certified for use in laboratories and production processes. We regularly produce chemical solutions to specifications designed by government and regulatory bodies, commercial and trade associations, and the specific needs of individual users and businesses Stein, E. NIST standard reference database 1A NIST/EPA/NIH mass spectral library (NIST 08) and NIST mass spectral search program (Version 2.0f), user's guide. The NIST mass spectrometry data center Formaldehyd: g HCHO-116 Acetaldehyd: g CH 3 CHO-166 Propionaldehyd: g C 2 H 5 CHO-197 Methanol: l CH 3 OH-239 Methanol: g CH 3 OH-201 Ethanol (Ethylalkohol) l C 2 H 5 OH-278 Ethanol (Ethylalkohol) g C 2 H 5 OH-235 n-Propanol (n-Propylalkohol) l C 3 H 7 OH-305 n-Propanol (n-Propylalkohol) g C 3 H 7 OH-258 Methansäure (Ameisensäure) l HCOOH-409,5 Methansäure (Ameisensäure) g HCOOH-363. Zimtaldehyd (3-Phenyl-2-propenal, FEMA 2286) ist eine gelbliche, intensiv nach Zimt riechende, ölige Flüssigkeit. Er ist der Hauptaromastoff der Zimtrinde und wurde erstmals im Jahre 1834 aus Zimtöl isoliert. Zimtaldehyd ist eine organische chemische Verbindung mit der Summenformel C 9 H 8 O und zählt zur Stoffgruppe der Phenylpropanoide.Er gehört zu den Aromaten und ist ein α,β.

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The STS3x is Sensirion's high-accuracy digital temperature sensor series. The STS3x temperature sensor utilizes the industry-proven CMOSens® Technology and wins over users with its increased intelligence, reliability, NIST traceability and improved accuracy specifications. There are also automotive grade versions available Dokumentation. Diese Vorlage dient dazu, anhand der Produktnummer auf einen Eintrag in der Datenbank ( Chemistry WebBook ) des National Institute of Standards and Technology (NIST) zu verweisen Substance Name: 1,3,5-Triazine-2,4,6-triamine, polymer with formaldehyde, methylated RN: 68002-20- InChIKey: IVJISJACKSSFGE-UHFFFAOYSA-N. Classification Codes. TSCA Flag XU (Exempt from Reporting under Chemical Data Reporting Rule) TSCA UVCB . Molecular Formula (C3-H6-N6.C-H2-O)x-Molecular Weight. 156.148; All; Links to Resources; Names & Synonyms; Registry Numbers; Formulas; Structure.

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Lookchem Provide Cas No.135108-88-2 Basic information: Properties,Safety Data,Sds and Other Datebase. We also Provide Trading Suppliers & Manufacture for 135108-88-2 Formaldehyde, polymer with benzenamine, hydrogenated document were provided by the staff of the Standards Coordination Office of NIST including: Mary Donaldson and Karen Reczek. Invaluable support was also received from the knowledgeable experts at the Consumer Product Safety Commission and the Federal Trade Commission who provided input into the document and also conducted a thorough review. Consumer Product Safety Commission reviewers were. NIST Chemistry Reference: Formaldehyde, polymer with 1,2-benzenediol(25213-44-9) EPA Substance Registry System: Formaldehyde, polymer with 1,2-benzenediol(25213-44-9) Safety Data. Hazard Codes: Statements: Safety Statements: WGK Germany: RTECS: HazardClass: PackingGroup: Hazardous Substances Data: 25213-44-9(Hazardous Substances Data) Suppliers; Usage; Upstream product; Downstream Products.

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Formaldehyde, d-Limonene, toluene, acetone, ethanol (ethyl alcohol) 2-propanol (isopropyl alcohol), hexanal: Semi volatile organic compounds : SVOC: 240-260 to 380-400: Pesticides (DDT, chlordane, plasticizers (phthalates), fire retardants (PCBs, PBB)) EPA Regulatory Definition of VOCs that Impact Photochemical Oxidation in Outdoor Air. Background. In the United States, emissions of VOCs to. Formaldehyde was prepared by heating a closed vial containing paraformaldehyde powder (Sigma-Aldrich) up to 150 °C. 9 ml of the released formaldehyde vapour was injected into an ∼4 l Nalophan bag, filled with synthetic air (Messer). 2.2 Selected ion flow tube, SIFT A Profile 3 SIFT-MS instrument (Instrument Science, Crewe, UK, see Fig. 1) 24-26 was used for the ion-chemistry study. Since. Formaldehyde (H 2 CO) Molecular weight 30.03 amu Freezing point -118 C Boiling point -19 C HITRAN number: 20 Infrared cross-sections from PNNL FTIR infrared cross-sections from 600 to 6500 cm-1 Data available at 5 C, 25 C, and 50 C Spectra is composite of on the order of 10 different pressures,backfilled with nitrogen to 760 T. Images of PNNL data in cm 2 /molecule vs. wavenumbers Images of. Công Nghệ của NIST, bao gồm Richard G. Gann. Các chuyên gia giỏi của Ủy Ban An Toàn Sản Phẩm Tiêu Dùng và Ủy Ban Thương Mại Liên Bang đã có sự giúp đỡ quý báu bằng cách đưa ra các ý kiến đóng góp cho tài liệu này và sau đó đã đọc duyệt kỹ lượng lại. Những người đọc duyệt bản thảo của Ủy Ban An Toàn.