Витамин В2 (Рибофлавин)

ITEM

STANDARD

Appearance

White crystals or white crystalline powder,odorless

Identification

Infrared absorption

Clarity and color of solution

Clear and colorless

PH

4.1~5.6

Heavy metals

≤10 ppm

Chloride

≤0.011%

Sulphate

≤0.010%

Iron

≤10 ppm

Ammonium

≤0.02%

Related subtances

≤0.2%

Loss on drying

≤0.20%

Residue on ignition

≤0.1%

Assay

99.0 - 101.0%