Ascorbic acid, vitamin c, Vitamin
Product Details:
| Purity | 99.0% min |
|---|---|
| Ascorbic acid | vitamin c |
| CAS No. | 50-81-7 |
| Place of Origin | Jiangsu, China (Mainland) |
Payment & Shipping Terms:
| Minimum Order Quantity: | 25 Kilogram |
|---|---|
| Packaging Details: | 25kg/drum or carton |
| Payment Terms: | L/C,D/A,D/P,T/T,Western Union |
| Supply Ability: | 50 Metric Ton per Month |
Detailed Product Description
| Product Name | Ascorbic acid, vitamin c |
Chemical Name(Synonyms) | L-ascorbic acid; vitamin C; L-3-Ketothreohexuronic acid lactone |
CAS Number | 50-81-7 |
Molecular Formula | C6H8O6 |
Molecular Weight | 176.13 |
| |
| ITEMS | SPECIFICATION |
| Appearance | White or almost white crystalline powder |
| Identification | Meets the requirements |
| Melting Point | About 190 |
| PH | 2.1 ~ 2.6 |
| Clarity of Solution | Clear |
| Colour of Solution | ≤BY7 |
| Copper | ≤5ppm |
| Heavy Metals | ≤10ppm |
| Mercury | ≤1ppm |
| Lead | ≤2ppm |
| Arsenic | ≤3ppm |
| Iron | ≤2ppm |
| Oxalic Acid | ≤0.2ppm |
| Sulphated Ash | ≤0.1% |
| Loss on Drying | ≤0.4% |
| Specific Optical Rotation | +20.5° ~ +21.5° |
| Organic Volatile Impurities | Meets the requirements |
| Residual Solvent(Methanol) | ≤3000ppm |
Assay | 99.0% ~ 100.5% |
Standard | BP2005/USP30 |
Ascorbic acid, vitamin c, Vitamin
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Company Info
Changzhou Comwin Fine Chemicals Co., Ltd.
[China (Mainland)]
[Verified Member]
City: Changzhou
Province/State: Jiangsu
Country/Region : China (Mainland)
Business Type:Manufacturer, Distributor/Wholesaler
Online Postings: Products