Ascorbic Acid
Specification Of Ascorbic Acid
| Item | Standard |
| Appearance | White crystalline powder |
| Identification | Positive |
| Clarity of solution | Clear |
| Assay (%) | 99.0~100.5 |
| Loss on drying (%) | ≤ 0.40 |
| Residue on ignition (%) | ≤ 0.10 |
| Sulphate ash | ≤ 0.10 |
| Specific rotation | from +20.5 to +21.5 |
| PH value (2% solution) | 2.4 ~ 2.8 |
| PH value (5% solution) | 2.1 ~ 2.6 |
| Heavy metals | ≤3 ppm |
| Iron | ≤2 ppm |
| Copper | ≤2 ppm |
| Total plate count | ≤ 1000 cfu/g |
| Arsenic | ≤1 ppm |
| Mercury | ≤1 ppm |
| Organic volatile impurities | Meets the requirements |
| Chloride (Cl) (%) | ≤ 0.30 |
| Melting point ( ℃) | about 190 |
| Cadmium | ≤1 ppm |
| Lead | ≤2 ppm |
| Storage | in the shade |
| Packing |
25kg/bag |
Vitamin C Or Ascorbic Acid Food And Medicine Grade Details
Ascorbic acid is a white or slightly yellow crystals or powder,a little acid.m.p.190°C-192°C,easily soluble in water,a little soluble in alcohol and uneasily soluble in Ether and chlorofom and other organic solvent.In solid state it is stable in air.Its water solution is easliy mutated when it meets with air.
1.More than 10 years experience with ISO certified,
2.Factory of flavor and sweetener blending,Tianjia Own Brands,
3.Research on the Market Knowledge & trend follow up，
4.Timely Deliver & Stock Promotion on hot demanding products，
5.Reliable & Strictly follow the contract responsibility & after sales service,
6. Professional on International Logistic Service, Legalization documents & Third Party Inspection process.
Function of Ascorbic Acid
It has proper fat solubility, it can penetrate the stratum corneum of the skin and exert the anti-free radical and whitening effects of vitamin C.
Application of Ascorbic Acid
It has the functions of blocking the formation of melanin, improving skin luster, imparting skin elasticity, and anti-oxidation.
Q1.How to proceed an order for each product?
First, pls send us an enquiry to let us know your requirements(important);
Second, we will send you complete quote including shipping cost;
Third, confirm order and send payment/deposit;
Four, we will arrange production or deliver goods after receiving bank receipt.
Q2. What’s the product quality certificates you can provide?
GMP, ISO22000, HACCP, BRC,KOSHER, MUI HALAL, ISO9001,ISO14001 and Third Party Test Report, such as SGS or BV.
Q3.Are you professional on the export logistic service and documents legalization?
A.More than 10years, with full experience of the logistic & after sales service.
B.Familiar and experience of certicate legalization: CCPIT/Embassy legalization, and pre-shipment inspection Certificate. COC certificates, depends on the buyer request.
Q4. Can you provide samples?
We are able to provide the samples for pre-shipment quality approval , trial production and also support our partner to develop more business together.
Q5. What Brands & Package you can provide?
A.Original brand,Tianjia Brand and also OEM based on the customer request,
B.The packages can be small packages to 1kg/bag or 1kg/tin at buyer demand.
Q6.What’s the Payment term?
T/T, L/C,D/P, Western Union.
Q7. What’s the Delivery Condition?
A.EXW, FOB, CIF,CFR CPT, CIP DDU or by DHL/FEDEX/TNT.
B.The shipment can be Mixed FCL, FCL, LCL or by Airline, Vessel and train transportation mode.