“Osian Marine Chemicals Pvt Ltd.”
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of Magnesium Carbonate
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Magnesium Carbonate
Light Basic
PHARMA GRADE
TECHNICAL GRADE
I.S STANDARD GRADE
PAN MASALA GRADE
RUBBER GRADE
FOOD GRADE
Medium Basic
COSMETIC GRADE
Heavy Basic
PHARMA GRADE
TECHNICAL GRADE
Magnesium Hydroxide
Magnesium Trisilicate
 
Magnesium Trisilicate
 
Magnesium Trisilicate
Sl. No.
Standard Specification
I.P.
B.P.
U.S.P
1
APPEARANCE
White amorphous powder
White amorphous powder
White amorphous powder
2
SOLUBILITY
Practically insoluble in water and in ethanol (96%)
Practically insoluble in water and in ethanol (96%)
Practically insoluble in water and in ethanol (96%)
3
CHLORIDE
Max 500ppm
Max 500ppm
Max 550ppm
4
MgO
Not less than 29% (ignited basis)
Not less than 29% (ignited basis)
Not less than 20% (ignited basis)
5
SiO2
Not less than 65% (ignited basis)
Not less than 65% (ignited basis)

Not less than 45% (ignited basis)

6
SULPHATES
Max 0.5 %
Max 0.5%
Max 0.5%
7
HEAVY METALS
Max 40ppm
Max 40ppm
Max 30ppm
8
ARSENIC
Max 4ppm
Max 4ppm
Max 8ppm
9
LOSS ON IGNITION
17 to 34%
17 to 34%
17 to 34%
10
ACID ABSORBING CAPACITY
Not less than 100ml of 0.1M HCl per gram
Not less than 100ml of 0.1M HCl per gram
Not less than 100ml of 0.1M HCl per gram
11
WATER SOLUBLE SALTS
Max 1.5%
Max 1.5%
Max 1.5%
 
Grade
Net weight(kgs)
Shipment (MT)
Truck Load MT
Container Load
Unpalletised
Palletised
20’ FCL
40’ FCL
20’ FCL
40’ FCL
Magnesium Trisilicate
         
Packing
Laminated HDPE Bag with LDPE Liner
Size
18” x 24”