Citric Acid Monohydrate

ITEM

STANDARD

Characters

White or almost white, crystalline powder, colorless crystals or granules. Odorless, has a strongly acid taste. Very soluble in water, freely soluble in ethanol.

Identification

Pass Test

Appearance of solution

Pass Test

Assay, %

99.5～100.5

Water, %

7.5-8.8

Readily Carbonisable Substances

Pass Test

Sulphated Ash

(Residue on Ignition), %

≤0.05

Sulfate, mg/kg

≤150

Oxalate, mg/kg

≤100

Lead, mg/kg

≤0.5

Arsenic, mg/kg

≤1

Mercury, mg/kg

≤1

Aluminum, mg/kg

≤0.2

Heavy Metals (as Pb), mg/kg

≤10

Bacterial endotoxins, IU/mg

＜0.5