Product Name

Vitamin C (Ascorbic Acid)

Appearance

white or almost white crystalline powder

Identity

corresponds (method:IR)

Standard

FCC/USP/BP/EP

Packing

25kg/carton

Solution 5% in water

clear and colourless

CAS No.

50-81-7

EINECS NO.

200-066-2

MF

C6H8O6

Sulphated ash (residue on ignition)

max. 0.1%

Heavy metals

max. 10 ppm

Lead

max. 2 ppm

Copper

max. 5 ppm

Iron

max. 2 ppm

Arsenic

max. 3 ppm

Mercury

max. 0.1 ppm

Cadmium

max. 1 ppm

Zinc

max. 25 ppm

Oxalic acid

max. 0.2%

PH

2.1-2.6

Residual methanol

≤200ppm

Solubility

It easily dissolves in water, hardly in ethanol and is insoluble in chloroform and ethoxyethane.

Stability and storage

Ascorbic Acid is fairly stable to air if protected from humidity, but is somewhat sensitive to heat. The product may be stored for 36 months from the date of manufacture in the unopened original container and at room temperature below 25°C.On prolonged storage, a slight yellow discoloration may occur which, however, does not affect the biological activity.

Uses

This product is used for the enrichment, standardization or stabilization of dry food preparations and drinks, for the improvement of the baking qualities of flour, for solid and liquid multivitamin and monovitamin preparations and as an agent in dry mixes for curing meat. This product is not intended for use in the manufacture of sterile drug products. The purchaser assumes all responsibility for additional processing, testing, labelling and registration required for such use.