| Place of Origin: | CHINA |
|---|---|
| Brand Name: | XINLEI |
| Certification: | ISO, KOSHER, HALAL |
| Model Number: | FEED ADDITIVES |
| Minimum Order Quantity: | 1000KG |
| Packaging Details: | 25KG PER BAG |
| Product Name: | Vitamin C Coated | CAS No.: | 50-81-7 |
|---|---|---|---|
| MF: | C6H8O6 | EINECS No.: | 200-066-2 |
| Origin: | China | Type: | Vitamins, Antioxidant, Nutrition Enhancers |
| Appearance: | White Or Semi-white Granule | Assay: | 99.0%~100.5% |
| Melting Point: | 189ºC~193ºC | Special Optical Rotation: | 20.5º~+21.5º |
| Heavy Metals: | ≤10ppm | PH(2%,W/V): | 2.4~2.8 |
| High Light: | C6H8O6 Vitamin C Coated,Vitamin C Coated Cas 50-81-7,5ppm Cas 50-81-7 |
||
China Vitamin C Food Grade Ascorbic Acid (Cas 50-81-7)
Cas Number: 50-81-7 ENIECS NO. 200-066-2 HS Code: 29362700
Ascorbic acid Basis Information
|
|
|
|
Product Name: |
ascorbic acid |
|
Grade |
Food grade |
|
CAS No.: |
50-81-7 |
|
EINECS No. |
200-066-2 |
|
HS Code: |
29362700 |
|
Appearance: |
White or almost White crystals Crystalline Powder |
|
Molecular Formula: |
C6H8O6 |
|
Molecular weight: |
176.12 g/mol |
|
Main Features |
Vitamin C is a white monoclinic crystal or crystalline powder with melting point on 190 ℃ -192 ℃, no smell, sour, yellowish color after long time standing. The product is easily soluble in water, slightly soluble in ethanol, insoluble in ether, chloroform. The aqueous solution is acidic. 5% (W / V) aqueous solution PH2.1-2.6 (W / V), the rotation of aqueous solution is +20.5 ° ~ +21.5. |
|
Storage conditions |
Shade, under seal, dry, ventilation, pollution-free, not in the open air, under 30 ℃, relative humidity ≤ 75%. Can not be stored with toxic, corrosive, volatile or stink items. |
|
Transportation |
Handle with care in transportation, sun and rain prevention, cannot be mixed, transported and stored with toxic, corrosive, volatile or stink items. |
Ascorbic acid Specification
|
|
|
|
Contents |
Standard |
|
Characteristics |
White or almost White crystals Crystalline Powder |
|
Identification |
Positive Reaction |
|
Melting Point |
About 190°C |
|
PH |
2.1-2.6 |
|
Clarity Of Solution |
Clear |
|
Colour Of Solution |
≤BY7 |
|
Copper |
≤5ppm |
|
Heavy Metals |
≤10ppm |
|
Mercury |
<0.1mg/kg |
|
Lead |
<2mg/kg |
|
Arsenic |
≤3ppm |
|
Cadmium(Cd) |
<1mg/kg |
|
Oxalic Acid |
≤0.2% |
|
Iron |
≤2ppm |
|
Loss of Drying |
≤0.4% |
|
Sulphate Ash(Residue On Ignition) |
≤0.1% |
|
Specific Optical Rotation |
+20.5°–+21.5° |
|
Organic Volatile Impurities |
Pass |
|
Assay |
99.0%-100.5% |
|
Residual Solvents |
Methanol:≤3000 ppm |
|
Total plate count |
≤1000 cfu/g |
|
Yeasts& molds |
≤100 cfu/g |
|
Escherichia coli |
Negative in 1g |
About Us
Yixing Jiangshan Bio-tech Co.,Ltd was founded in 1992. And it is situated in Yixing City of China. Yixing city enjoys the reputation as Oriental Water City and hometown of purple clay teapot. 160km from Shanghai, 160km from Nanjing, 160km from Hangzhou, 60km from Wuxi, with convenient transportation.
FAQ
Q: How to order samples for quality inspection before commercial order?
Answer: We do provide customers with small samples for quality testing (sample size is 1 to 50 grams). Due to the cost of materials, some products can provide free samples.
Q: What is our minimum order quantity (MOQ)?
Answer: For high-value products, our MOQ starts from 1 gram, and other products usually start from 1 kg. For other low-priced products, the minimum order quantity can start from 10kgs to 100kgs.
Q: Are there any discounts?
Answer: Yes, we offer lower prices for large quantities. There will be different price ranges on our quotation, so please let us know how much you need.
Q: How do we guarantee product quality?
Answer: First of all, our quality control system reduces our quality problems to almost zero. We can always provide a certificate of analysis according to each batch of products, and we can also provide third-party analysis and testing according to customer requirements.
If we cause any quality problems, we will send you free goods for replacement or refund.
Q: How to contact us?
Answer: You can contact us in the message box of any of our products displayed. You can also send us an email to our company's email address, or call us anytime!
