GMP Factory supply high quality CAS 50-81-7 Vitamin C with reasonable price

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GMP Factory supply high quality CAS 50-81-7 Vitamin C with reasonable price
GMP Factory supply high quality CAS 50-81-7 Vitamin C with reasonable price
GMP Factory supply high quality CAS 50-81-7 Vitamin C with reasonable price
GMP Factory supply high quality CAS 50-81-7 Vitamin C with reasonable price
GMP Factory supply high quality CAS 50-81-7 Vitamin C with reasonable price
GMP Factory supply high quality CAS 50-81-7 Vitamin C with reasonable price
GMP Factory supply high quality CAS 50-81-7 Vitamin C with reasonable price

GMP Factory supply high quality CAS 50-81-7 Vitamin C with reasonable price

  • Item No.99%
    MOQ1 Kilogram
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If over 500pcs, mass production will start until pre-production sample has been approved.

Est. 7 days production

Quick Details
Place of Origin CN;SHN
Usage Animal Pharmaceuticals
Brand Name QDXIGEMA
alpha 20.5 (c=10,H2O)
Model Number 99%
pka 4.04, 11.7(at 25℃)
solubility H2O: 50 mg/mL at 20 °C, clear, nearly colorless
Color white to slightly yellow
density 1,65 g/cm3
FEMA 2109 | ASCORBIC ACID
storage temp. 0-6°C
Formpowder
Melting point 190-194 °C (dec.)
Refractive Index 21 ° (C=10, H2O)
Grade Standard Medicine Grade
Type Vitamins, Amino Acids and Coenzymes
CAS No. 50-81-7
Other Names Vitamin C
MFC6H8O6
EINECS No. 200-066-2
Purity99%min

Packaging & Delivery

Selling Units:
Kilogram

 

High quality CAS 50-81-7 Vitamin C

 

 

QQ20190416134021

 

 

Vitamin C (2).jpg

 

 

1.Product Name: Ascorbic acid, Vitamin C
2.CAS NO: 50-81-7
3.Purity: 99%-100.5%
4.Appearance: White or almost White Crystalline Powder

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 (3).jpg

 

 

Vitamin C.jpgVitamin C (3).jpg 

 

 

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Analysis contents

Analysis standard BP2010

Analysis results

Appearance

White crystalline powder

White crystalline powder

Identification

Positive

Positive

Clarity of solution

Clear

Clear

Color of solution

≤BY7

< BY7

Assay

99.0-100.0%

99.9%

Loss on Drying

≤0.4%

0.03%

Residue on ignition

≤0.1%

0.03%

Sulphate Ash

≤0.1%

0.03%

Specific rotation

+20.5°~ +21.5°

+20.96°

PH(with 2% water solution)

2.4-2.8

2.55

PH(with 5% water solution)

2.1-2.6

2.30

Melting range

About 190°C

191°C

Heavy Metals

≤3ppm

<3ppm

Iron

≤2ppm

<2ppm

Copper

≤5ppm

<5ppm

Oxalic Acid

≤0.2%

<0.2%

Arsenic

≤1ppm

<1ppm

Lead

≤3ppm

<3ppm

Cadmium

≤1ppm

<1ppm

Organic volatile impurities

Meets the requirements

conform

 

 

Related Substance

 

Impurity C  ≤0.15%

Impurity D  ≤0.10%

Any other Unspecific Impurities Impurity≤0.10%

Total Impurity  ≤0.2%

 

 

Complies

Total Plate Count

≤1,000cfu/g

<1, 000cfu/g

 

 

Vitamin C (5).jpg

 

 

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. 



5)Used as nutritional element in additives,Feed additives.

Packaging & Shipping

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Our Services

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Company Information
Qingdao Xigema Chemical Co., Ltd is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.

The aim of Xigema is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.

Xigema has become the "Top 500 Chinese manufacturing companies","Top 20 of global chemical sales".Xigema has 21 subsidiaries and holding companies.
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FAQ
Q1: Are you a manufacturer?
Answer: Yes, we are factory founded on 2002.
 
Q2: How to contact with us?
Click the Alibaba "Contact Supplier" And then send us message the product you interest in, you will get reply within 24 hours.
 
Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
 
Q4:Can you give me a discount price?
Surely,It depend on your qty
 
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
 
Q6: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
 
Q7:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
 

 

 

 

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