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Product detail:
L-Ascorbic Acid Powder 300 mesh
L-Ascorbic Acid Powder 300 mesh
also named Absorbic Acid. The human body is unable to store Vitamin C and unless replenished constantly, symptoms, the most commonly known of which is scurvy that can become fatal, will quickly occur.
ASCORBIC ACID,Vitamin C
CAS No:50-81-7
Molecular Formular:C6H8O6
Packing:25kg/carton 18MT/FCL with Pallet;20MT/20'FCL Without pallet
Certificate of Analysis,
Food Grade:
BP2005/USP31/EP5
Item | Standard(EP/BP/USP/FCC) | Test Result |
Description | A White or Almost White Powder or Colorless Crystals | White Crystal Powder |
Identification | Positive | Positive |
Clarity And Color Of Solution | Clear;≤ BY7 | Clear;< BY7 |
Residue on Ignition | ≤0.1% | <0.02% |
Heavy Metals | ≤0.001% | <0.0003% |
Copper | ≤0.0005% | <0.0005% |
Iron | ≤0.0002% | <0.0002% |
Sulphated Ash | ≤0.1% | 0.03% |
Oxalic Acid | ≤0.3% | <0.3% |
Melting Point | About 190oC | 191.5oC |
Specific Optical Rotation | +20.5o ~+21.5o | +21.13o |
Acidity | PH=2.1~2.6 | PH=2.35 |
Lead | ≤0.2% | <0.2% |
Arsenic | ≤0.0003% | <0.0003% |
Assay | ≥99.0% | 99.90% |
Feed Grade:
Item | Standard(GB/T7303-2006) | Test Result |
Characteristic | White or Almost White Crystalline powder | Pass |
Identification | Positive reaction | Positive |
Heavy Metals | ≤10ppm | <10ppm |
Sulphated Ash(Residue on ignition) | ≤0.1% | 0.03% |
PH | 2.1~2.6 | 2.4 |
Melting Point | 189~192oC | 191oC |
Specific Optical Rotation | +20.5o ~+21.5o | +20.9o |
Arsenic | ≤3ppm | <3ppm |
Assay | 99.0%~101.0% | 99.6% |
