Anhydrous Citric Acid in White Crystalline Powder Form is used for preparation of citrates, flavouring extracts, effervescent salts, buffering agents, synergistic anti oxidants. Anhydrous Citric Acid is available in white crystalline powder form. Anhydrous Citric Acid contains maximum 0.01% sulphate and 0.03 % oxalate. Anhydrous Citric Acid in White Crystalline Powder Form comprises of minimum 99.0% assay and maximum 0.0003% arsenic.