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Monday, August 10, 2020 | History

1 edition of 4,4" Methylenedianiline (MDA) for general industry. found in the catalog.

4,4" Methylenedianiline (MDA) for general industry.

4,4" Methylenedianiline (MDA) for general industry.

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Published by U.S. Dept. of Labor, Occupational Safety and Health Administration in [Washington, D.C.?] .
Written in English

    Subjects:
  • Carcinogens -- United States -- Safety measures.,
  • Chemicals -- United States -- Safety measures.,
  • Industrial safety -- United States.

  • Edition Notes

    Other titlesFour, four methylenedianiline (MDA) for general industry., Methylenedianiline (MDA) for general industry.
    ContributionsUnited States. Occupational Safety and Health Administration.
    The Physical Object
    Pagination23 p. ;
    Number of Pages23
    ID Numbers
    Open LibraryOL15364488M

    IUPAC Standard InChIKey: YBRVSVVVWCFQMG-UHFFFAOYSA-N CAS Registry Number: Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The . This page contains information on the chemical 4,4\'-Methylenedianiline including: 80 synonyms/identifiers; USDOT Emergency Response Guidebook initial response information.

    The information collection requirements specified in the 4,4′- Methylenedianiline Standard for General Industry (the “MDA Standard”) (29 CFR ) protect workers from the adverse health effects . CAS Number Synonym(s) Curithane; DAPM; DDM; Diaminodiphenylmethane; 4,4-diphenylmethanediamine; Epicure DDM; Methylenebis(aniline); Methylenedianiline; Tonox.

      Dermal Absorption of 14C-Labeled 4, 4'-Methylenedianiline in Rats, Guinea Pigs, and Monkeys: Final Report [U.S. Environmental Protection Agency] on *FREE* shipping on qualifying offers. Dermal Absorption of 14C-Labeled 4, Format: Paperback. 4,4'-Diaminodiphenylmethane is used as an intermediate for the preparation of 4,4 -methylenediphenyldiisocyanate, 4,4'-methylenebis(cyclohexaneamine). It is also used in the .


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4,4" Methylenedianiline (MDA) for general industry Download PDF EPUB FB2

4,4'-Methylenedianiline is an industrial chemical that is not known to occur naturally. It is also commonly known as diaminodiphenylmethane or MDA. It occurs as a colorless to pale yellow solid and has a. 4,4'-Methylenedianiline (MDA), reagent grade.

Standard preparation Concentrated stock standards are prepared by diluting pure MDA with toluene. Analytical standards are prepared by. Methylenedianiline, 4,4'- Abstract: Notice of appointment of members to the 4,4'-Methylenedianiline (MDA) Negotiated Rulemaking Advisory Committee and of the first meeting to be.

4,4'-Methylenedianiline (MDA) Hazard Summary. 4,4'-Methylenedianiline (MDA) is primarily used to produce 4,4'-methylenedianline diisocyanate and other polymeric isocyanates. Acute (short. Methylenedianiline exists in several very similar forms.� Of these various forms, 4,4'-methylenedianiline is the form used by industries.� This profile discusses this important form of.

Exposure to 4,4'-methylenedianiline occurs mainly in the workplace. Liver damage and skin irritation may occur from exposure to high levels of 4,4'-methylenedianiline. This chemical has. F ( °C) NIOSH BY °C / 9 mm ( °C / mmHg) Alfa Aesar A °C / 18 mmHg ( °C / mmHg) SynQuest°C / 18 mmHg ( °C /.

In pure form, 4,4′-methylenedianiline (MDA) is a light brown, crystalline solid with a faint amine-like odor. MDA is slightly soluble in water and readily soluble in alcohol, benzene, and ether.

It. However, a PAI resulting from the polymerization of trimellitic acid chloride anhydride and 4,4′-sulfonylbis-(p-phenyleneoxy)dianiline as shown by the following formula has excellent melt-processing.

4 4 4 2 () () () NA WIPE SAMPLING-This analytical method was used to analyze environmental samples collected on gauze pads and smear tabs. MDA. This file is licensed under the Creative Commons Attribution-Share Alike Unported, Generic, Generic and Generic license.: You are free: to share – to copy, distribute and transmit the work; to.

4,4′-methylenedianiline was released from one facility to an under-ground injection well, and most of the remainder was released to air. Reporting is not required for the hydrochloride salt (TRI ). If 4,4′ File Size: KB. Book: All Authors / Contributors: United States. Occupational Safety and Health Administration.

OCLC Number: Notes: Shipping list no.: P. "OSHA " Description: 23 pages ; 21 cm: Other Titles: Four, four methylenedianiline (MDA) for general industry Methylenedianiline (MDA).

Reference substance name: 4,4'-methylenedianiline EC Number: EC Name: 4,4'-methylenedianiline CAS Number: Molecular formula: C13H14N2. Hazard classification and labelling.

The ‘Hazard classification and labelling’ section shows the hazards of a substance through a standardised system of statements and pictograms, as has been established. A meta description is an HTML tag in the HTML code of your website, which allows you to customize a section of text that describes the page itself.

It plays a role in how your page is seen by search engine. Get this from a library. 4,4'-Methylenedianiline (MDA). [National Institute for Occupational Safety and Health. Division of Standards Development and Technology Transfer.;].

OEHHA is subject to the California Public Records Act and other laws that require the release of certain information upon request. If you submit this form, please be aware that your name and e-mail may be.

4,4'-Methylenedianiline dihydrochloride. Listed as Causing Cancer. Cancer: 01/01/ Basis for Listing SQE. p,p'- Methylenedianiline dihydrochloride; NCI-C If you have any questions, comments, or. Search results for 4,4'-methylenedianiline at Sigma-Aldrich.

Compare Products: Select up to 4 products. *Please select more than one item to compare. Abstract. Risks associated with the production, use and disposal of 4,4′methylenedianiline (4,4′-MDA) have been under study by the Environmental Protection Agency (EPA).

4,4′-MDA was the first Author: J. William Hirzy.4,4'-Methylenedianiline (MDA) is used primarily for making polyurethane foams. Lower quantities are used as hardeners in epoxy resins and adhesives and in the production of high-performance .Methylenedianiline, Appendix A - Substance Data Sheet for '-Methylenedianiline I.

SUBSTANCE IDENTIFICATION A. Substance: Methylenedianiline (MDA) B. Permissible Exposure: 1. Airborne: Ten .