Sodium Carbonate (Anhydrous) AR 500Gram

PRODUCT CODE 642205
SYNONYMS (Soda Ash)
C.I. NO. --
CASR NO. (497-19-8)
ATOMIC OR MOLECULAR FORMULA Na2CO3
ATOMIC OR MOLECULAR WEIGHT 105.99
PROPERTIES Soluble in water and glycerol, insoluble in
alcohol.

PARAMETER LIMIT
Description A hygroscopic colourless crystals or white crystalline powder or granules.
Solubility 10% Solution in water is clear and colourless.
Identification Passes test.
Assay(Cal.on dried subs, Acidimetric ) 99.5 – 100.5%

MAXIMUM LIMIT OF IMPURITIES
Insoluble matter 0.01%
Loss on drying (at 300°C) 1.0%
Chloride (Cl) 0.01%
Phosphate (PO4) 0.001%
Sulphate compounds 0.005%
Arsenic (As) 0.0005%
Calcium (Ca) 0.03%
Iron (Fe) 0.0005%
Heavy Metals (as Pb) 0.001%
Magnesium (Mg) 0.005%
Silicate (SiO2) 0.005%
Alkali hydroxide and bicarbonate Passes test.
Organic volatile impurities Meets the requirement.