CITRIC ACID ANHYDROUS

MOL.FORMULA: C6H8O7          MOL.WT: 192.12          CAS NO. 77-92-9

DESCRIPTION: A WHITE, CRYSTALLINE POWDER.

GRADES

SPECIFICATION 

 

IP

BP

USP

ACS

AR

LR

F.C.C

IDENTIFICATION

 

TO COMPLY

TO COMPLY

TO COMPLY

 

 

TO COMPLY

TO COMPLY

SOLUBILITY

 

 

 

 

 

 

TO COMPLY

TO COMPLY

APPEARANCE OF SOLUTION

 

TO COMPLY

TO COMPLY

TO COMPLY

 

 

 

 

ARSENIC

MAX

1PPM

4PPM

 

 

 

 

3PPM

CHLORIDE

MAX

50PPM

330PPM

 

 

 

50PPM

 

HEAVY METALS

MAX

10PPM

10PPM

0.001%

 

 

10PPM

 

SULPHATE

MAX

150PPM

150PPM

150PPM

 

 

300PPM

 

OXALIC ACID (ODB)

MAX

TO COMPLY

360PPM

0.036%

 

 

 

 

ALUMINIUM

MAX

 

TO COMPLY

0.2PPM

 

 

 

 

READILY CARBONISABLE SUBSTANCES

 

TO COMPLY

TO COMPLY

TO COMPLY

 

 

 

TO COMPLY

SULPHATED ASH

MAX

0.1%

0.1%

0.1%

 

 

 

0.05%

WATER

MAX

1.0%

1.0%

1.0%

 

 

 

0.5%

ASSAY (ODB)

 

99.0-101.0%

99.5-100.5%

99.5-100.5%

 

 

MIN.99.0%

99.5-100.5%

BARIUM

 

TO COMPLY

 

 

 

 

 

 

CALCIUM

MAX

200PPM

 

 

 

 

 

 

IRON

MAX

50PPM

 

50PPM

 

 

 

 

LEAD

MAX

 

 

 

 

 

 

0.5PPM

TRIDODECYLAMINE

MAX

 

 

 

 

 

 

0.1PPM

OXALATE

 

 

 

 

 

 

 

TO COMPLY