Ascorbic Acid Vitamin Mix

ITEM

STANDARD

Appearance

White Or Almost White Crystal Or Crystalline Powder

Melting Point

191 °C ~ 192°C

398. (5%, W/v)

2.2 ~ 2.5

398. (2%,w/v)

2.4 ~ 2.8

Specific Optical Rotation

+20.5° ~ +21.5°

Clarity Of Solution

Clear

Heavy Metals

≤0.0003%

Assay (as C 6H 8O6, %)

99.0 ~ 100.5

Copper

≤3 Mg/kg

Iron

≤2 Mg/kg

Loss On Drying

≤0.1%

Sulphated Ash

≤ 0.1%

Residual Solvents (as Methanol)

≤ 500 Mg/kg

Total Plate Count (cfu/g)

≤ 1000