Magnesium Sulphate Heptahydrate

Detailed Product Description

Molecular Weight: 102. 9
Capacity: 5000MT/Year

Usage: Mainly used as oil well completion liquid, workover fluid, also employed in the preparation of photographic emulsions and developers. In pharmaceutical preparations, as a wood preservative, for water treatment, as a flame retardant additive.

Package: 25kg woven bags or 1000kg big bags.

Specification:

1. Industry Grade

Appearance: White Crystal

Sodium Bromide: 99. 0% min

Chloride: 0. 2% max

Sulphate: 200 ppm max

Loss on Drying: 0. 5% max

Heavy Metals(Pb, Hg): 5. 0% max

Arsenic: 4. 0% max

2. Medicine Grade

Appearance: White Crystal

Sodium Bromide: 99. 3% min

Chloride: 0. 2% max

Sulphate: 100 ppm max

Loss on Drying: 0. 5% max

Heavy Metals(Pb, Hg): 5. 0% max

Arsenic: 4. 0% max

3. Photo Grade

Appearance: White Crystal

Sodium Bromide: 99. 5% min

Chloride: 0. 2% max

Sulphate: 50 ppm max

Loss on Drying: 0. 3% max

Heavy Metals(Pb, Hg): 3. 0% max

Arsenic: 4. 0% max

Volatile: 0. 5% max

Bromates: 10 ppm max

Iodide: 50 ppm max

Minor Elements: 0. 5 ppm max

PH Value: 6. 0-8. 0

Place of Origin:	Shandong in China
Payment Terms:	L/C,T/T(Bank Transfer),
Delivery Time:	Within 10 days after the relevant L/C or T/T in advance