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Puyang Tiancheng Chemical Co.,Ltd.
 
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Puyang Tiancheng Chemical Co.,Ltd.
[China]
Address:
west of huanghe road Puyang Henan 457000 China
Phone:
86-393-8910238
Contact name:
Linda Tian , businessman
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Puyang Tiancheng Chemical Co.,Ltd.
 
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Phthalic Anhydride linda@pytchg.com
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Phthalic Anhydride linda@pytchg.com
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 Origin China

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 , petroleum resin , Melamine , Dipentaerythritol

icon   Packaging 25kg/bag 1m.t./bag

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