Details:

Product Name	Ascorbic acid
CAS No.	50-81-7
Molecular Formula	C6H8O6
Molecular Weight	176.12
Structural Formula
Quality Standard	BP2014/USP39/EP7/E300/FCC7
Packing	25 kg/carton
Shelf Life	3 Years

Vitamin C is a colorless crystal, odourless, acidic taste. Soluble in water and ethanol. Stable in dry air , and its solution is not stable. As well as, vitamin C takes part in many metabolism procedures in the human body, helps decrease brittleness of blood capillaries and increase body resistance 
Vitamin C is widely used in many fields such as food , beverage, breeding and forage additives. Its main functions reflected in following 5 aspects:
1)Keep food, fruits and beverage fresh and prevent them from producing unpleasant smell. 
2)Prevent formation of nitrous amine from nitrous acid in meat products. 
3)Improve dough quality and make baked food expand to its maximum. 
4)Compensate the Vitamin C losses of beverage ,fruits and vegetables during processing rocedures. 
5)Used as nutritional element in additives,Feed additives

    

Application: 

1.Food Grade: As antioxidant and food nutrition enhancer, Vitamin C is used in flour product, beer, candy, jam, can, drink, dairy products 
2.Medicine Grade: Vitamin medicines, prevent scurvy, and a various of drugs for acute or chronic infectious diseases, purpura, dental caries, gingival abscess, anemia 
3.Cosmetic Material: Vitamin C can promote collagen formation, its antioxidation, can restrain pigment spots 

Specification
 

Items	Specification
Characteristics	White or almost white,Crystalline powder or colourless crystals
Identification	Corresponds
Melting Point	189°C ~ 193°C
PH (5%,W/V)	2.1-2.6
PH (2%,W/V)	2.4-2.8
Specific Optical Rotation	+20.5° ~ +21.5°
Apperance of Solution	Clarity: Clear; Colour: ≤BY7
Heavy Metals	≤10ppm
Copper	≤5 ppm
Iron	≤2 ppm
Mercury	<1 ppm
Arsenic	≤3 ppm
Cadmium	<1 ppm
Lead	<2 ppm
Loss of Drying	≤0.4%
Sulphate Ash	≤0.1%
Oxalic Acid (Impurity E)	≤0.2%
Related substances	Impurity C:  ≤0.15% Impurity D:  ≤0.15% Unspecified impurities:  ≤0.10% Total impurities:  ≤0.20%
Residual solvents	Meets the requirements
Assay	99.0%-100.5%

 

By Express		By Air		By Sea
Suitable for under 50kg Fast: 3-7 days High cost Door to door service, easy to pick up the goods		Suitable for more than 50kg Fast: 3-7 days High cost Port to port, professional broker needed		Suitable for more than 500kg Slow: 7-45 days Low cost Port to port, professional broker needed

 

Xi'an Julong Bio-Tech Co., Ltd. is located in Xi'an City, Shaanxi Province, China. It is a biotechnology enterprise engaged in the research, development, production and sales of animal and plant extracts, cosmetics, pharmaceutical raw materials and intermediates. The company has complete experimental facilities. And advanced testing instruments ensure the stability of product quality from all aspects. The company has a complete sales service system, the products are exported to countries all over the world, and have won a good international reputation with excellent quality and excellent service.
The company has been adhering to the basic principles of "integrity, quality, service, and win-win" to serve customers, constantly strict requirements, set goals, and implement win-win development.

 

1. All inquiries will be replied within 12 hours.

2. Dedication to quality, supply & service.

3. Strictly on selecting raw materials.

3. OEM/ODM Available.

4. Reasonable & competitive price, fast lead time.

5. Sample is available for your evaluation & Formulation development.

6. Faster delivery:Sample order in stock and 3-7 days for bulk production.

7. We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder.

8. After-Sale Service:

1) International Authorized Third-Party Test For The Products You Demand.

2) 30 Days Warranty of quality of goods.

 

 

Q1.What's your MOQ
Our MOQ is 10pcs.
Q2: How to contact with us
A: Click the Alibaba "Contact Supplier", send us message, you will get reply within 24 hours.
Q3:Which kind of payment terms do you accept
A: For small order,you can pay on Alibaba by trade assurance. For bulk order, you can pay to our company's bank account.
Q4:Can you give me a discount price
A: Sure,it depends on your quantity.
Q5:How can I get a sample
A: You can discuss with us, we normally send sample by FEDEX, DHL,EMS. A few sample is free but you need to pay for the shipping cost.
Q6: How to confirm the Product Quality before placing orders
A: You can get some sample, or we can send certificate of analysis or HPLC or NMR to you.
Q7:How can I make payment safe
A: The whole transaction is under Alibaba's (Third party) inspection.
Q8: Is it possible to custom the labels with our own design
A: Yes, just send us your artworks, you will get what you want.

Q9.Can I get the sample
Yes,we can send you the free sample after received the shipping cost(or you have forwarder,we can send to your forwarder).
Q10.Can you accept customized
Yes,we can according your require to do it.
Q11.How do I place the order
Don't worry, we are the gold supplier on Alibaba,and support Trade Assurance,after confirm the details, we will send you the payment link.