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Nadic anhydride

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  Post Date: Nov 21,2024
  Expiry Date: May 20,2025
  Detailed Description: Cas No. :826-62- 0 Molecular formula:C9H8O3 (164.16)
Structural formula:
Performance:White solid，Soluble in benzene, toluene, acetone, chloroform, etc., have deliquescence. Specific gravity:1.417.

Quality indexes:(Enterprise indexes ):

Item Quality indexes
Enterprise indexes

appearance
White solid
White solid

pure，%
≥98
≥99

Melting point (oC)
≥160oC
162--165oC

Degree of color≤90# (APHA)
≤90#
≤90#


Package:Packed in 25 kg polypropylene woven bags polyethylene lining or 50kg fiber can.
Attention:Store in cool, dry places and keep away from fire and moisture.
Applications:
1. Used for unsaturated polyester resin to provide it with better air drying performance, heat resistance, smoothness, electrical property, corrosion resistance and mechanical strength than phthalic anhydride and THPA.
2. Used for epoxy resin curing agents in casting, laminating and powder moulding, etc. The condensate is provided with excellent resistance to elements, heat resistance and electrical property.3. Used for modifying agents for alkyd resin, urea formaldehyde resin and melamine resin, etc.
4. Used for insecticides, sulfuration regulators, plasticisers, surfactants, textile tiding up penetrants, etc.

  CAS Registry Number:

826-62- 0
  Synonyms: ;5-Norbornene-2,3-dicarboxylic Anhydride;Carbic anhydride;Himic anhydride;Nadic anhydride;Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride;NBDA;
  Molecular Formula: C9H8O3
  Molecular Weight: 164.158
  Molecular Structure: 826-62- 0 3aalpha,4,7,7aalpha-Tetrahydro-4alpha,7alpha-methanoisobenzofuran-1,3-d one
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R41:;
R42/43:;
  Safety Description: S22:;
S24:;
S26:;
S37/39:;

  Company: Puyang Shenghuade Chemical Co., Ltd.     [ China ]          
  Contact: Miss Zhao
  Tel: 0086-0393-8757001
  Fax: +86-0393-8757017
  Email: pyshd@pyshd.cn
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