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Quick Details

  • CAS No.: 68-19-9
  • Other Names: Cyanocobalamin
  • MF: C63H88CoN14O14P
  • EINECS No.: 200-680-0
  • Place of Origin: Hebei, China (Mainland)
  • Type: Vitamins, Amino Acids and Coenzymes
  • Grade Standard: Medicine Grade
  • Brand Name: Synchem
  • Purity: 96%-102%
  • Appearance: Dark red crystalline powder
  • Identification: Positive
  • A361nm/A278nm:1.7-1.9: 1.87
  • A361nm/A550nm:3.15-3.45: 3.25
  • Loss on drying: 12.0% max
  • Assay: 96%-102%
  • Related Substances: 3% max
  • Pseudo Cyanocobalamin: Complies
  • CAS NO: 68-19-9
  • Other name: Cyanocobalamin

Packaging & Delivery

Packaging Details 1kg net per bag,100gram/500gram/1000gram net per tin,or to customers requirement
Delivery Time Shipped in 45 days after payment

Fruits that Contain Vitamin B12

Synchem International Co., Ltd is the NO.1 Synthetic vitamin supplier in china, export to worldwide more than 13 years.


Product Description


Vitamin B3pure



Referred Standard: BP98/USP24


Appearance                    :     Dark red crystalline powder

Identification                    :     Positive

Ratio Absorbances          :     A361/A278   1.70-1.90

A361/A550  3.15-3.40

Related substances          :     3.0% max.

Pseudo Cyanocobalamin   :     Complies

Loss on drying                 :     12.0% max.

Assay (on dry basis)        :     96.0-100.5%


Packing: 100gram/ 500gram/ 1000gram net per tin.


Company Information




Packaging & Shipping


Scientific logistics guarantee the transport safely and low cost



Our Warehouse:


Modern warehouse management



Company Information


Own Lab:


Use Advanced equipment to control the quality strict



Global Exhibition:



Our customer






Trading Process



Synchem International-Your Reliable Partner

1. We have the best knowledge because we have over 15 years experiences in Vitamins, Biocides & Specialities,

    all intermediats for Pharma and Argochemcial industry fields. 

2. We can get full support from our suppliers in China on price and suppliability. 

3. We can give financial support to you. 

4. We have professional logistics and warehouse at many ports.



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China (Mainland) | Trading Company
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