MAGNESIUM CHLORIDE HEXAHYDRATE

MOL.FORMULA:MgCl2.6H20             MOL.WT:203.30                 CAS NO. 7791-18-6

 

DESCRIPTION: WHITE ODOURLESS CRYSTALS,HYGROSCOPIC, HIGHLY SOL. IN WATET ,SOL. IN ALCOHOL

 

GRADES

 

SPECIFICATION  

IP

BP

USP

ACS

AR

LR

F.C.C

IDENTIFICATION

 

TO COMPLY

TO COMPLY

TO COMPLY

 

 

 

TO COMPLY

SOLUBILITY

 

TO COMPLY

TO COMPLY

 

 

 

TO COMPLY

TO COMPLY

ACIDITY OR ALKALINITY

 

TO COMPLY 

TO COMPLY

 

 

 

 

 

APPEARANCE OF SOLUTION

 

CLEAR AND COLOURLESS

 CLEAR AND COLOURLESS

 

 

 

 

 

INSOLUBLE MATTER

MAX

 

 

0.005%

0.005%

0.003%

 

 

ALCOHOL INSOLUBLE MATTER

 

 

 

 

 

TO COMPLY

 

 

LOSS ON DRYING

MAX

 

 

 

 

 

 

2%

FREE ACID (HCl)

MAX

 

 

 

 

0.001%

 

 

FREE ALKALI (MgO)

MAX

 

 

 

 

0.0005%

 

 

CALCIUM

MAX

0.1%

0.1%

0.01%

0.01%

0.005%

200PPM

 

POTASSIUM

MAX

 

500PPM

TO COMPLY

0.005%

0.005%

 

TO COMPLY

PHOSPHATE

MAX.

 

 

0.0005%

5PPM

0.0002%

 

 

MANGANESE

MAX

 

 

0.0005%

5PPM

0.0005%

 

 

ORGANIC VOLATILE IMPURITIES

MAX

 

 

TO COMPLY

 

 

 

TO COMPLY

PH OF 5% SOLN AT 250C

MAX

 

 

4.5-7.0

 

 

 

4.5-7.0

BARIUM

MAX

 

 

TO COMPLY

0.005%

0.002%

TO COMPLY

TO COMPLY

SULPHATE

MAX

100PPM

100PPM

0.005%

0.002%

0.002%

200PPM

0.03%

SODIUM

MAX

 

 

 

0.005%

0.005%

 

 

HEAVY METALS

MAX

20PPM

10PPM

0.001%

5PPM

0.0005%

10PPM

 

STRONTIUM

MAX

 

 

 

0.005%

 

 

 

IRON

MAX

10PPM

10PPM

 

5PPM

0.0002%

20PPM

 

NITRATE

MAX

 

 

 

0.001%

0.002%

 

 

AMMONIUM

MAX

 

 

 

0.002% 

 

 

0.005%

LEAD

MAX

 

 

 

 

 

 

4PPM

ARSENIC

MAX

2PPM

2PPM

 

 

0.0001%

3PPM

0.0003%

ASSAY

 

98-101.0%

98-101%

98-101%

99-102%

98% (MIN)

99-102%

99-105%

ACIDITY &ALKALINITY

 

TO COMPLY

TO COMPLY

 

 

 

 

 

ALUMINIUM

MAX

1PPM

1PPM

 1PPM

 

 

 

 

BROMIDE

MAX

 

500PPM 

 

 

 

 

 

WATER

MAX

 

51.0%-55.0%

 

 

 

 

 

ZINC

MAX

 

 

 

 

0.0025%