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Puyang Tiancheng Chemical Co., Ltd.
[China]
Address:
West Middle of Huanghe Road ,Puyang City,Henan Puyang Henan 457000 China
Phone:
86-0393-8910236
Contact name:
zhangliping
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Puyang Tiancheng Chemical Co., Ltd.
 
Liping's Products

Phthalic Anhydride

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Phthalic Anhydride

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 Origin China
 Model Number 29173500

Phthalic anhydride  
 
Chemical name:phthalic anhydride
Molecular formula:C8H4O3
CAS RN.:64-18-6
Molecular weight:148.12

Quality standard GB/T 15336-2006
Item
Index
Top grade
First grade
Qualified product
Appearance
White scaly or crystalline powder
White scaly or crystalline powder, may with other colors
Fused Chroma(Chroma No.)≤
20
50
100
Thermostable Chroma(Chroma No.)≤
50
150
-
Sulfuric acid Chroma(Chroma No.)≤
60
100
150
Crystallization point ≥
130.5
130.3
130.0
Purity(mass fraction)%≥
99.50
99.50
99.00
Free acid(mass fraction)≤ %
0.20
0.30
0.50
Ash(mass fraction)%≤
0.05
-
-

Related Keywords: Phthalic anhydride , Inorganic Chemicals


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