Cobalamin Vitamin B12 Cyanocobalamin CAS No 68-19-9 Cyanocobalamin

• Powder: Yes
• Customized: Customized
• Certification: GMP, ISO 9001, USP, Ep
• Suitable for: Elderly, Adult
• State: Solid
• Purity: >99%
• Model NO.: Cyanocobalamin
• Appearance: Dark Red ,Crystalline Powder or Dark Red Crystals
• Other Name: Vitamin B12, Cobalamin
• CAS No.: 68-19-9
• Einecs No.: 200-680-0
• Molecular Weight: 1355.38
• Molecular Formula: C63h88con14o14p
• Transport Package: 1kg/Tin
• Specification: EP10.3, USP43
• Origin: China
• HS Code: 2936260000
• Production Capacity: 2000kg/Year

Product Description

PRODUCT NAME: CYANOCOBALAMIN
OTHE NAME: VITAMIN B12, COBALAMIN
CAS NO.: 68-19-9
EINECS NO.: 200-680-0
Molecular formula: C₆₃H₈₈CoN₁₄O₁₄P   
Molecular weight: 1355.38   
STANDARD: EP10.3, USP43

Characteristic: Crimson crystals or crystalline powder, flavorless and tasteless. Gradually hygroscopicity. Easily decomposed when exposed to light. Slightly soluble in water or ethanol. insoluble in a-cetone ch-loroform and ether.

Function: Megaloblstic annemia, malnutrition, posthemorrhagic anemia, neuralgia and disturbance.


Specification Sheet of Cyanocobalamin(Vitamin B12) EP10.3:

Product name	Cyanocobalamin (Vitamin B12)	Country of origin		China
Retest-life	5Years
According as	Ph.Eur. 10.3 and in house standard
Test items	Specifications		Test methods
Characters	Dark red ,crystalline powder or dark red crystals		Ph.Eur.monograph:0547 Visual method
Identification A	UV:Absorption maxima at 278nm,361nm and          547-559nm.		Ph.Eur. monograph/Ph.Eur.<2.2.25>
	A361nm/A278nm      :  1.70~1.90 A361nm/A547-559nm :3.15~3.45
Identification B	UHPLC:The principal peak in the chromatogram     obtained with the test solution is similar in retention time and size to the principal peak in the                  chromatogram obtained with reference solution(c).		Ph.Eur. monograph/Ph.Eur.<2.2.29>
Loss on drying	≤10.0%		Ph.Eur. monograph/Ph.Eur.<2.2.32>
Assay	97.0%~102.0%		Ph.Eur. monograph/Ph.Eur.<2.2.25>
Related substances	Total impurities≤3.0%		Ph.Eur. monograph / Ph.Eur. <2.2.29>  (UHPLC)
	7β,8β-Lactone-cyanocobalamin≤0.7%
	50-Carboxycyanocobalamin≤0.5 %
	34-Methylcyanocobalamin≤1.5%
	32-Carboxycyanocobalamin≤0.5 %
	8-Epi-cyanocobalamin≤0.5%
	Impurity F ≤0.5%
	Unspecified impurities≤0.2%
A cetone	≤5000ppm		In house (GC)
The total aerobic microbial count	≤1000 cfu/g		ChP 2020  <1105>
The total combined yeasts/mould count	≤100 cfu/g		ChP 2020  <1105>
Conclusion  :              The product complies with the specification of Ph.Eur. 10.3 and in house standard

Specification Sheet of Cyanocobalamin(Vitamin B12) USP43:

Product name	Cyanocobalamin(Vitamin B12)
Country of origin	China
Retest-life	5Years
According as	USP 43 and in house standard
Test items	Specifications	Test methods
Characters	Dark  red  crystals  or  amorphous  or  crystalline  red powder.	Visual method
Identification A	UV:  The absorption spectrum exhibits maxima at 278±1nm,361±1nm,and550±2nm .	USP monograph
	A361 nm/A278nm   :  1.70~1.90 A361 nm/A550nm   :  3.15~3.40
IdentificationB	Cobalt:  Meets USP requirements	USP monograph
IdentificationC	HPLC:The retention time of the major peak of the sample solution corresponds to that of the standard solution.	USP monograph
Loss on drying	≤10.0%	USP monograph/USP<731>
Assay	97.0%~102.0%	USP monograph
Related substances	Total impurities ≤3.0 %	USP monograph
	7β,8β-Lactocyanocobalamin  ≤  1.0 %
	34-Methylcyanocobalamin  ≤2.0 %
	8-Epi-cyanocobalamin  ≤1.0 %
	Any other impurity (Include 50-Carboxycyanocobalamin;  32- Carboxycyanocobalamin)≤0.5%
A cetone	≤5000ppm	In house/(GC)
The total aerobic microbial count	≤1000 cfu/g	ChP   <1105>
The total combined yeasts/mould count	≤100 cfu/g	ChP   <1105>
Conclusion  :     The product complies with the specification of USP 43 and in house standard.

Jingxin Nutra Co., Ltd. has been dedicated to serving the nutrition ingredients since 2012.
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