Magnesium Chloride Hexahydrate

Test

Limit

Observation

Description

Colorless crystal Hygroscopic

Colorless crystal Hygroscopic

Identification

Magnesium

Complies

Chloride

Complies

Appearance of soln. 

10% soln. Clear

10% soln. clear & colorless

Acidity & Alkyl

NMT 0.3 ml NaOH or 0.3 ml HCL 0.01M soln. is required

0.15ML NaOH is required

Bromide

Max. 500 PPM

<250 PPM

Sulfate (SO4)

Max. 100 PPM

<50 PPM

Aluminium

Max. 1 PPM

<1 PPM

Arsenic

Max. 2 PPM

<1 PPM

Calcium

Max. 0.1 %

<200 PPM

Heavy metals (Pb)

Max. 1 PPM

<1 PPM

Iron (Fe)

Max. 10 PPM

<6 PPM

Potassium

Max. 500 PPM

<200 PPM

Water

51.0% to 55.0%

53.80%

Assay

98.0% to 101.0%

99.80%