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Product: Citric Acid
Molecular formula: C6H8O7
Molecular weight: 192.1
CAS No.: 77-92-9
HS No.:2918.1400.00
Form: White crystalline powder
Function : Acidulant,antioxidant
Citric Acid
Citric acid is an important organic acid, colorless crystals, often containing one molecule of water of crystallization, odorless, has a strong acidity, soluble in water. Control the crystallization temperature obtaines anhydrous citric acid. Used in industry, food industry, cosmetic industry.
1.Introduction
Molecular formula: C6H8O7
Molecular weight: 192.1
CAS No.: 77-92-9
HS No.:2918.1400.00
Form: White crystalline powder
Function : Acidulant,antioxidant
2.Technical Specification
Item | Unit | BP 2013 | USP 36 | FCC 8 | E 330 | GB1987-2007 |
Characters | - | White Crystalline Powders,Colorless Crystals or Granules | ||||
Identification | - | Pass Test | ||||
Color & Clarity of Solution | - | Pass Test | Pass Test | / | Pass Test | / |
Assay | % | 99.5-100.5 | ||||
Water | % | ≤1.0 | ≤1.0 | ≤0.5 | ≤0.2 | ≤0.5 |
Light Transmittance | % | / | / | / | / | ≥96.0 |
Calcium | ppm | / | / | / | ≤75 | ≤200 |
Iron | ppm | / | / | / | ≤5 | ≤5 |
Arsenic | ppm | / | / | / | ≤1 | ≤1 |
Mercury | ppm | / | / | / | ≤1 | / |
Heavy Metals | ppm | ≤10 | ≤10 | / | ≤5 | / |
Oxalate | ppm | ≤360 | ≤360 | Pass Test | ≤100 | ≤100 |
Chloride | ppm | / | / | / | / | ≤50 |
Sulphate | ppm | ≤150 | ≤150 | / | ≤150 | ≤100 |
Readily Carbonisable Substances | - | Not Darker than Standard | Not Darker than Standard | Pass Test | Pass Test | ≤1.0 |
Sulphated Ash | % | ≤0.1 | ≤0.1 | ≤0.05 | ≤0.05 | ≤0.05 |
Volatile Organic Impurities | - | / | / | / | Pass Test | / |
Tridodecylamine | mg/kg | / | / | ≤0.1 | / | / |
Lead | ppm | / | / | ≤0.5 | ≤0.5 | ≤0.5 |
Aluminum | ppm | ≤0.2 | ≤0.2 | / | / | / |
Bacterial Endotoxins | IU/mg | <0.5 | Pass Test | / | / | / |
Water Insoluble Substances | - | / | / | / | / | Filtration time not more than 1 min; Filter membrane basically doesn't change color; Visual mottled particles not more than 3. |
3.Application
Citric Acid is mainly used as acidulant,flavoring agent, preservative and anti staling agent in food and beverage industry.it is also used as antioxidant,plasticizer and detergent in chemical,cosmetics and cleaning industries.
4.Packing
25kg net composite paper-plastic bags or 3-ply kraft paper bags with PE liner
Contact: Michelle Zhang
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Phone: +86 19050308356
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Add: Zibo , Shandong, China
Michelle Zhang 
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