MAGNESIUM OXIDE  LIGHT

MOL.FORMULA: MgO          MOL.WT:40.30                      CAS NO.: 1309-48-4

 

DESCRIPTION: WHITE AMORPHOUS POWDER

 

GRADES

 

 

SPECIFICATION  

 

IP

BP

USP

ACS

AR

LR

F.C.C

IDENTIFICATION

 

TO COMPLY

TO COMPLY

TO COMPLY

 

 

 

 

BULK DENSITY

 

TO COMPLY

 

TO COMPLY

 

 

 

 

SOLUBILITY

 

 

TO COMPLY

 

 

 

 

 

APPEARANCE OF SOLUTION

 

TO COMPLY

TO COMPLY

 

 

 

 

 

SULPHATE

MAX

1.0%

1.0%

 

 

 

 

 

ARSENIC

MAX

4PPM

4PPM

 

 

 

4PPM

 

HEAVY METALS

MAX

30PPM

30PPM

20PPM

 

 

20PPM

 

CALCIUM

MAX

1.5%

1.5%

1.1%

 

 

1.5%

 

SUBSTANCES INSOLULBLE IN ACETIC ACID

MAX

0.1%

0.1%

0.1%

 

 

 

 

IRON

MAX

0.1%

0.1%

0.05%

 

 

1000PPM

 

CHLORIDE

MAX.

0.125%

0.15%

 

 

 

 

 

SOLUBLE SUBSTANCES

MAX

2.0%

2.0%

 

 

 

 

 

LOSS ON IGNITION @

MAX

8.00% (9000C)

8.00% (9000C)

10% (8000C)

 

 

8.0%

 

ASSAY (IGNITION  BASIS)

 

98-100.5%

98-100.5%

96-100.5%

 

 

98%(MIN)

 

FREE ALKALI &SOLUBLE SALTS

MAX

 

 

2.00%