Ascorbic Acid (Vitamin-C)

Vitamin C is also known as ascorbic acid and L-ascorbic acid. Vitamin C is an essential nutrient required by the body. It is necessary for the growth, development and repair of all body tissues. It is a white solid, or slightly yellow crystals or powder after oxidation. It dissolves well in water to give mildly acidic solutions. Citrus fruits, and green vegetables are rich, natural sources of vitamin C.

Products Available

  • DC and Fine Powder

Product Applications

  • Pharmaceutical industry
  • Food industry

Product Uses

  • Food
  • Beverage
  • Canned Fruit
  • Other uses

Shelf Life

3 Years in room temperature from Date of Manufacturing

Typical Specifications


Ascorbic Acid Powder

Test  Unit  Specification 


  White or almost white crystals, Crystalline powder 
Identification    Positive reaction 
Melting Point  ⁰C  ≈190 
Specific Optical Rotation   


+20.5 – +21.5 
pH (with 2% water solution)    2.4 – 2.8 
pH (with 5%water solution)    2.1 – 2.6 
Residue on Ignition  %  ≤0.1 
Clarity of Solution    Clear 
Clarity of Solution    ≤BY7 
Loss on Drying  %  ≤0.4 
Residual Solvents    Meets requirements 
Assay  %  99.0 – 100.5 
Impurity E  %  ≤0.2 
Heavy metal  ppm  ≤10 
Copper  ppm  ≤5 
Iron  ppm  ≤2 
Lead  mg/kg  ≤2 
Arsenic  ppm  ≤3 
Mercury  mg/kg  ≤0.1 
Cadmium  mg/kg  ≤1 
Arsenic  ppm  ≤3 
Oxalic Acids  %  ≤0.2 

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