CAS No.85-44-9 Phthalic Anhydride/PA

Product Description Of Phthalic anhydride

Product Name: Phthalic anhydride
CAS:85-44-9
Molecular Formula: C8H4O3
Assay:99.0% min
Appearace:White powder

Specification of Phthalic anhydride:

Item	Index
Top grade	First grade	Qualified product
Appearance	white scaly or crystalline powder	white scaly or crystalline powder with slight colors
molten Chroma(Chroma no. )≤	20	50	100
thermostable Chroma(Chroma no. )≤	50	150	-
Chroma of vitriol(Chroma no. )≤	60	100	150
crystallization point°C≥	130.5	130.3	130.0
Purity(mass fraction)%≥	99.80	99.50	99.00
Free acid(mass fraction)≤ %	0.20	0.30	0.50

Applications of Phthalic anhydride:

Phthalic anhydride is an important organic chemical raw material, mainly used in the production of plastic plasticizers, alkyd resins, dyes, unsaturated resins and certain pharmaceuticals and pesticides. Currently widely used in chemical, pharmaceutical, electronics, agriculture, coatings, fine chemicals and other industrial sectors.

Package & Storage of Phthalic anhydride:

25 KG Bag , 20MT/20'FCL .
also be packed according to customer's needs.
Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.

Production Workshop :
Our factory have 3 ISO certification production site, meanwhile, There are 10 sets of production line and 2 sets inspection equipment, can reach 120000 ton capacity for per year.
Our plant has strict quality control in each manufacturing process. All goods passed BV,ISO9001 & SGS which quality can be control and guaranteed. Meanwhile all the materials are tested before each shipment in our laboratory to double confirm the quality.

Quality Certificate

ISO9001:2008 -Quality Management System; SGS certification;  FDA certification