Customization: | Available |
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CAS No.: | 50-81-7 |
Formula: | C6h8o6 |
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Product Name: Vitamin C (Ascorbic Acid)
CAS No.: 50-81-7
Molecular Formula: CHO
Molecular Weight: 176.12
Appearance: White crystalline powder
Purity: ≥ 99.0%
Grade: Food Grade / Pharmaceutical Grade / Cosmetic Grade
Standard: USP / FCC / BP / EP
Shelf Life: 24 months
Packaging: 25kg drum or carton
Loading: 20MT/20FCL
Origin: China
Certifications: ISO, HALAL, KOSHER, GMP, SGS
We are a trusted Vitamin C (Ascorbic Acid) manufacturer and supplier from China, providing high-quality bulk ingredients for the food, pharmaceutical, cosmetic, and feed industries. Our products are manufactured under GMP standards, with strict QC and full traceability.
Ascorbic Acid is widely used as a nutritional supplement, antioxidant, and preservative in various applications including beverages, dairy, pharmaceuticals, and personal care products.
With over 10 years of export experience, we ship to over 60 countries, offering stable supply, fast delivery, and competitive factory prices.
99% Purity, USP/FCC/BP/EP Compliant
ISO, HALAL, KOSHER, GMP Certified
Fast Global Shipping
OEM & Customized Packaging Available
Free Sample Support
Item | Specification | Result |
---|---|---|
Appearance | White crystalline powder | Conforms |
Identification | Positive | Positive |
Assay (on dry basis) | 99.0% - 100.5% | 99.8% |
Loss on Drying | ≤ 0.4% | 0.15% |
Residue on Ignition | ≤ 0.1% | 0.03% |
Heavy Metals (Pb) | ≤ 10 ppm | < 5 ppm |
Specific Optical Rotation | +20.5° ~ +21.5° | +21.1° |
pH (5% solution) | 2.1 - 2.6 | 2.4 |
Clarity of solution | Clear | Clear |
Total Plate Count | ≤ 1000 cfu/g | < 100 cfu/g |
Yeast & Mold | ≤ 100 cfu/g | < 10 cfu/g |
E. coli / Salmonella | Negative | Negative |
Conclusion | Conforms to USP/FCC | PASS |