RAWCHEM
22133
Vitamin C
Ascorbic Acid
L(+)-Ascorbic Acid, Vitamin C
50-81-7
176.13
C6H8O6
200-066-2
29362700.00
SKU: | |
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Availability: | |
Product Parameters
Appearance: white or almost white crystalline powder.
Solubility: freely soluble in water, sparingly soluble in /corresponds alcohol, insoluble in chloroform, ether, and benzene.
Main indexes:
Index | USP33, BP2011, EP7.0, FCC7&2008/84/EC Grade | |
Identification | Corresponds | |
Melting point | 189 ~ 193ºC | |
pH (5%, W/V) | 2.1 ~ 2.6 | |
pH (2%, W/V | 2.4 ~ 2.8 | |
Specific optical rotation | +20.5 ~ +21.5 | |
Clarity and color of solution | Solution S is clear and not more intensely colored than reference solution BY | |
Assay | 99.0 ~ 100.5% | |
Copper | 5ppm max | |
Iron | 2ppm max | |
Mercury | 1ppm max | |
Arsenic | 3ppm max | |
Lead | 2ppm max | |
Impurity E (Oxalic acid) | 0.2% max | |
Loss on drying | 0.4% max | |
Sulphated ash (Residue on ignition) | 0.1% max | |
Related substance | Impurity C | 0.15% max |
Impurity D | 0.15% max | |
Unspecified impurities | 0.10% max | |
Residual solvents: | Methano | 3000ppm max |
Application
Promote the synthesis of collagen, to organize a faster healing wounds, prevent bleeding gums;Promote the growth of teeth and bones, prevent joint pain, waist and leg pain.
Improve the metabolism of the amino acid tyrosine and tryptophan, extend the body life ;Strengthen the body anti-stress ability and immunity of the external environment.
Improve the fat and lipid of cholesterol metabolism, in particular, to prevent cardiovascular disease.
Insist on taking vitamin Con time, can reduce dark spots and freckles, make the skin fair-skinneds in vain.
Important Notice
We normally list 3 years as the shelf life in our COA, the real shelf life is actually much longer than 1 years if it's stocked in good condition (bags are sealed enough, away from direct sun-light, moisture and other incompatible chemical materials).
Product Parameters
Appearance: white or almost white crystalline powder.
Solubility: freely soluble in water, sparingly soluble in /corresponds alcohol, insoluble in chloroform, ether, and benzene.
Main indexes:
Index | USP33, BP2011, EP7.0, FCC7&2008/84/EC Grade | |
Identification | Corresponds | |
Melting point | 189 ~ 193ºC | |
pH (5%, W/V) | 2.1 ~ 2.6 | |
pH (2%, W/V | 2.4 ~ 2.8 | |
Specific optical rotation | +20.5 ~ +21.5 | |
Clarity and color of solution | Solution S is clear and not more intensely colored than reference solution BY | |
Assay | 99.0 ~ 100.5% | |
Copper | 5ppm max | |
Iron | 2ppm max | |
Mercury | 1ppm max | |
Arsenic | 3ppm max | |
Lead | 2ppm max | |
Impurity E (Oxalic acid) | 0.2% max | |
Loss on drying | 0.4% max | |
Sulphated ash (Residue on ignition) | 0.1% max | |
Related substance | Impurity C | 0.15% max |
Impurity D | 0.15% max | |
Unspecified impurities | 0.10% max | |
Residual solvents: | Methano | 3000ppm max |
Application
Promote the synthesis of collagen, to organize a faster healing wounds, prevent bleeding gums;Promote the growth of teeth and bones, prevent joint pain, waist and leg pain.
Improve the metabolism of the amino acid tyrosine and tryptophan, extend the body life ;Strengthen the body anti-stress ability and immunity of the external environment.
Improve the fat and lipid of cholesterol metabolism, in particular, to prevent cardiovascular disease.
Insist on taking vitamin Con time, can reduce dark spots and freckles, make the skin fair-skinneds in vain.
Important Notice
We normally list 3 years as the shelf life in our COA, the real shelf life is actually much longer than 1 years if it's stocked in good condition (bags are sealed enough, away from direct sun-light, moisture and other incompatible chemical materials).