Shanxi Huitongda Chemicals Co., Ltd

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1. Purified Terephthalic Acid

Specification:
Specifications
Unit Quantity
Acidity Mg of KOH/gm Moisture wt % 0.2 max
Ashes ppm 7 max
4 Carboxybenzaldehyde ppm 20 max
Color APHA (in N-N-Dimethyl From Amide Solution), HU 10 max
Iron ppm 0.5 max
Para Toluic ...

2. Formic Acid 85% / 90%

Formic acid 85%
Purity%-------------------------------------------------85Min
Sulphate as SO4%---------------------------------0.002Max
Chloride as Cl%----------------------------------0.005Max
Iron as Fe%-------------------------------------- ...