Chinese Supplier Purity 99.5% Phthalic Anhydride CAS 85-44-9

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WUHAN BIET CO., LTD.

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White Flake or Crystalline Powder
20
50
99.5%
0.2%
biet
Bag
25KG
China
2917350000
Product Description

Product Identification:

CAS No.: 85-44-9

Molecular Formula: C8H4O3  

 

Specification:

 

ITEMS OF ANALYSIS

SPECIFICATION

APPEARANCE:

White flake or crystalline powder

MELTING COLOR(PT/CO)≤

20APHA Max.

HEATING COLOR(PT/CO)≤

50APHA Max.

SULPHURIC ACID CLOUR INDEX(PT/CO)≤

40APHA Max.

SOLIDIFICATION POINT

 

130.8Degree C Min

PURITY

99.50%Min.

FREE ACID

0.20%

 

Packing:

25kg/bag 

 

Application:

1.It is one of the important organic chemical raw materials for the production of plasticizers, alkyd resins, unsaturated polyester resins, dyes and pigments, pharmaceuticals and pesticides.

2. Phthalic anhydride, referred to as phthalic anhydride, is an intermediate of the fungicide sterilization dan, the insecticide iminothion, and the herbicide herbicide herbicone.
3.Its main derivatives are dibutyl phthalate, dioctyl ester and diisobutyl ester, which are used as plasticizers such as PVC,It can also be used to produce a variety of paints, food additives, phenolphthalein in medicine, iminothion in pesticides, herbicone and sodium saccharin.
4.Standard solution for calibrating bases, separation of primary alcohols from secondary alcohols and tertiary alcohols. Depending on the melting point at which the derivatives are formed, primary amines and aromatic hydrocarbons are detected. Remove benzene in thiophene.

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