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Phthalic Anhydride 99.5%Min

  • 5000mt/Month
  • L/C, T/T, D/P
  • Shanghai, China
  • 85-44-9

Product: PHTHALIC ANHYDRIDE 99.5%min
Superior quality, competitive price.
Contact: Ms. Sunny.
Attribute: belong to second class organic acid corrode article.
Is an important organic chemical raw materials, mainly used in the production of plastic plasticizer, alkyd resin, dyes, unsaturated resin and some medicines and pesticides.
Molecular formula: C8H4O3
Molecular weight: 148.12
Phthalic Anhydride 99.5%Min; PA

Physical and chemical properties: white needle-like crystal or a large number of powder flake solid, with slight gas;Water solubility: 20ºC.Is 1%;Soluble in ethanol, benzene and pyridine, etc.

Operation, storage and transportation and precautions: the workplace should be ventilated, dust removal equipment, the operator should wear protective appliances, the warehouse should be dry, cool, ventilated, away from fire, heat source, packaging must be sealed.Do not be affected by damp and metamorphism, avoid alkali metal, amine, strong oxidant

Main application: organic chemical raw materials.Mainly used in plasticizer, dye, resin, pesticides, pharmaceutical industry.

Item Standard Results
Appearance : white crystalline powder
Fusing chroma : 20# max : 20#
Thermostable chroma : 50# max : 45#
Sulfuric acid chroma : 60# max : 35#
Total acidity : 99.5% min : 99.61%
Crystallization point : 130.5  centidegree min : 131.5 centidegree
Free acid : 0.2% max : 0.03%
Ash : 0.05% max : 0.01%



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