vitamin c powder 50-81-7 l-ascorbic acid powder acid ascorbic acid price
Mesh Size: 40-80 mesh; 100 mesh
| Specification of Ascorbic Acid | |
| Items | Standards |
| Characteristics | White or almost white, crystalline powder or colorless crystals |
| Melting point | 189ºC~193ºC |
| Special optical rotation | 20.5º~+21.5º |
| Apperance of solution | Solution S is clear and not more intensely cloured than reference solution BY7 |
| Heavy metals | ≤10ppm |
| Iron | 10ppm |
| Assay | 99.0%~100.5% |
| Copper | ≤5ppm |
| Iron | ≤2ppm |
| Mercury | ≤1ppm |
| Arsenic | ≤3ppm |
| Lead | ≤2ppm |
| Oxalic acid(impurity E) | ≤0.2% |
| Loss on drying | ≤0.4% |
| Sulphated ash | ≤0.1% |
| PH(2%,W/V) | 2.4~2.8 |
| Methanol | ≤3000ppm |
| TAMC | ≤1000cfu/g |
| TYMC | ≤100cfu/g |
| E. Coli | Absence |
| Conclusion | The product conforms to the standard of BP2014/EP8/USP38/E300/FCC7 |
1.Package: 25kg/kraft paper bag, 22mt in 20'fcl without pallets
2.Lead time: Within 2-3 weeks Hot Sale Competitive Price Bulk Luwei Food Grade Ascorbic Acid Powder
Located in Shanghai, China, GOODCHEM TECHNOLOGY CO.,LIMITED is an innovative and leading manufacturer and supplier of chemicals, ranging from APIs to food, feed and pharmaceutical additives and ingredients and industrial chemicals, applied to meat, confectionary, pharmacy, drinks, dairy, animal feed, water treatment, oil-drilling,etc. Our main product catergory includes Vitamins, Amino Acids, Plant Extracts and Dehydrated Vegetables.
1. Competitive offers with standard high quality or customize
2. Available customizing blending of above 2 single products
3. Prompt delivery within 2-3 weeks(1 weeks is available for ready stock)
4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 years
5. Respond to inquires within 1 hour and 24hours' online service
6. Free sample and correct shipping documents dispatched according to regulations of different countries
7. More than 200 products available to provide and mix in one container
8. Advise price trend accurately and help clients to make order decision
9. Weekly update offers provided to every potential client
10.Holliday greetings and thankful letter to every buying clients
1. What's your MOQ?
Depends on different product
2. What's your payment terms?
T/T or L/C
3. What's your lead time?
Normally 2-3 weeks and 1 week for ready stock
4. What shipping documents do you provide?
Commercial Inovice, Packing List, Certificate of Analysis, Bill of Lading, Certificate of Origin(Form A), Insurance, Health Certificate, GMO Free Certificate, Allergen Free Certificate or according to your request.
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