Tianjin boya international trade Co., Ltd.

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1. Basic Chromium Sulphate

CAS NO.: 10101-53-8
Molecular formula: 2Cr(OH)SO4

Product Feature
Property: Basic chromium sulphate is available in bright green powder with high tanning properties. The product is dried with most sophisticated steam drum drier which ...

2. Formic acid

CAS No.: 64-18-6
Formula:CH2O2

Product Feature
Formic acid 90%
Appearance: Colourless liquid
Specification:
Purity:90% min
Colour Index Platinium Cobalt: 10 max
Sulphate as SO4: 0.001% max
CL: 0.003% max
Fe: 0.0001% max
Evaporat ...

3. Sodium Hydrosulfide

Product Description
CAS NO.: 16721-80-5 Molecular formula: NaHS

Product Feature
Property: Colorless needle-like crystal,easy to be deliquesced,it will decomposed and release hydrogen disulfide at its melting point,soluble in water and ...

4. Calcium Carbide

CAS NO.: 75-20-7
Molecular formula: CaC2

Property: Grey, brown or black solid, purple when its purity is higher, the specific gravity is 2.22(18 ), melting point is 2300 , the product can absorb water in the air and conduct electricity. ...

5. sodium sulphide

CAS NO.: 1313-82-2
Molecular formula: Na2S

Property: white or light yellow crystalline powder or small crystal, with SO2 odor.
Packing: 25kgs plastic woven bags or 150kgs new iron drums.

Specification:

1500PPM
Na2S(%) 60.0Min
Na2CO3(%) ...