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Citric Acid Anhydrous |
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Anhydrous citric acid, molecular formula C6H8O7, is colorless translucent crystal or white particles or white crystalline powder, odorless, extremely acid taste, soluble in water, alcohol and ether. Anhydrous citric acid can be obtained by controlling appropriate temperature during crystallization. The aqueous solution is acidic. It is slightly weathered in dry air and deliquescent in humid air. It is mainly used in food and beverage industry as sour agent, acidity regulator, seasoning agent, preservative and preservative. It is also used as antioxidant, plasticizer and detergent in chemical industry, cosmetics industry and washing industry. |
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No. |
ITEMS |
SPECIFICATION |
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1. |
Appearance |
White Crystalline Powders,Colorless Crystals or Granules |
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2. |
Identification |
Pass Test |
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3. |
Color & Clarity of Solution |
Pass Test |
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4. |
Assay |
99.5～100.5% |
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5. |
Sulphated ash |
≤0.05% |
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6. |
Loss On Drying |
≤0.5% |
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7. |
Readily Carbonisable Substances |
Not exceeding standard |
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8. |
Sulphate |
≤100 ppm |
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9. |
Chloride |
≤50 ppm |
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10. |
Oxalates |
≤100 ppm |
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11. |
Aluminum |
≤0.2 ppm |
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12. |
Calcium |
≤75 ppm |
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13. |
Lead |
≤0.5 ppm |
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14. |
Arsenic |
≤1.0 ppm |
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15. |
Mercury |
≤1.0 ppm |
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16. |
Heavy Metals |
≤10 ppm |
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17. |
Bacterial Endotoxins |
≤0.5 IU/mg |
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Particle size: |
12-40 mesh, 30-100 mesh |
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Application: |
It is mainly used in food, beverage and pharmaceutical industries as sour agent, seasoning agent and preservative, preservative, pharmaceutical auxiliary material |
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Packaging: |
25kg kraft paper bag, 24mts/20’fcl without pallet, 22mts/20’fcl with pallet;500kg or 1000kg net jumbo bag ,20mts/20’fcl with pallet, or as customer’s requirement |
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Storage condition: |
Store in a dry and cool place in well-closed container away from light. |
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Shelf life: |
2 years |
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