Appearance

White Granular or white powder

Heat stability

no change in colourafter heating for90 minutes at 105 °C

Identification

Add a few drops of bromine TS to 2 mL ofthesamplesolution,thecolor disappears

Assay

98% ~101%

Loss on Drying

NMT 1,0%

Alkalinity (as K₂CO₃)

NMT 1,0%

Acidity (as Sorbic acid)

NMT 1,0%

Aldehydes

NMT 0,1%

Heavy metals (as Pb)

NMT 10 mg/kg

Lead

NMT 2 mg/kg

Mercury

NMT 1 mg/kg

Arsenic

NMT 3 mg/kg