BAKECHEM INTERNATIONAL LIMITED.
BAKECHEM INTERNATIONAL LIMITED.
  • ascorbic acid
  • ascorbic acid

Ascorbic Acid E300 E Number: E300 | CAS No.: 50-81-7 Supplier

Vitamin C, also called ascorbic acid E300, CAS No.: 50-81-7, is a water-soluble vitamin. Vitamin C participates in a variety of reactions in the body, such as participating in redox processes, and plays an important role in biological oxidation and reduction and cellular respiration. Vitamin C can resist the damage of free radicals to cells and improve human immunity. It is extremely unstable and is easily destroyed during storage, processing and cooking. It is easily oxidized and decomposed.


Specification of Ascorbic Acid Antioxidant Powder Preservative For Food (Vitamin C) 


Item

Specification

Characteristics

White or almost White crystals Crystalline Powder

Identification

Positive Reaction

Melting Point

About 190℃

PH(with 5% water solution)

2.1-2.6

Clarity Of Solution

Clear

Colour Of Solution

≤BY7

Copper

≤5ppm

Heavy Metals

≤10ppm

Mercury

≤0.1mg/kg

Lead

≤2mg/kg

Arsenic

≤3ppm

Oxalic Acid

≤0.2%

Iron

≤2ppm

Cadmium(Cd)

<1mg/kg

Loss on Drying

≤0.4%

Sulphate Ash(Residue On Ignition)

≤0.1%

Specific Optical Rotation

+20.5°–+21.5°

Residual Solvents

Pass

Assay

99.0%-100.5%



PACKING: 25KG NET / CARTON 

STORAGE AND TRANSPORT:IN DRY AND COOL NORMAL TEMPERATURE

SHELF LIFE: 2 YEARS


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