Cyanocobalamin USP/EP Vitamins made in china
54 Inquiries
68-19-9
2026-08-06
D-Biotin,Tobramycin base,L(-)-Carnitine base,Polymyxin B sulfate USP,Kanamycin sulfate monohydrate,Finasteride 99% USP
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Product Description
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Seller Information
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Inquiry History
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DescriptionKeywords
Cyanocobalamin
VB12
Vitamins
Quick DetailsProName:Cyanocobalamin USP/EP Vitamins made in china
CasNo:68-19-9
Molecular Formula:C63H88CoN14O14P
Appearance:Dark-red crystalline powder or crystals
Application:used in medicine
DeliveryTime:prompt shipment
PackAge:25kg/drum or as required
Port:China main port
ProductionCapacity:Metric Ton/Day
Purity:≥98.0%
Storage:2-8°C
Transportation:by sea by air express
LimitNum:10 Kilogram
Superioritywe have GMP USP/EP standard
DetailsCyanocobalamin (vitamin B12)
Characteristics
Dark-red crystalline powder or crystals
Solubility
Sparingly soluble in water and ethanol(96%),practically insoluble in acetone.
Identification
Ratio of optical density
A361/A550nm: 3.15~3.40
A361/A278nm: 1.7~1.88
TLC: Conforms
Chemical:Positive
HPLC：the retention time of major peak of the sample solution corresponds to that of the standard solution
Pseudo cyanocobalamin
USP(separator)
Related substances
Total impurities
≤3.0%
Single impurity
7β，8β-lactocyanocobalamin≤1.0%
50-carboxycyanocobalamin≤0.5%
34-methylcyanocobalamin≤2.0%
32-carboxycyanocobalamin≤1.0%
8-epi-cyanocobalamin≤1.0%
Any other unidentified impurity≤0.5%
Loss on drying
≤12.0%
Assay on dried basis
96.0%~102.0%
Residual solvents
Acetone: ≤ 1000ppm
Ethanol: ≤ 1000ppm
Total plate count(CFU/g)
≤ 100
Yeast and Mould(CFU/g)
≤10
Enterobacteriae
Negative
Staphylococcus aureus
Negative
Pseudomonas aeruginosa
Negative
Endotoxin
＜0.35EU/µg
Basic Info-
Product Name:
Vitamin B12
Other Name:Vitamin B12;Anacobin;Betalin 12;Betaline 12;Byladoce;Cobalin;Cotel;Covit;Crystamin;Cyano-B12;Cyanocobalamin;Cyanocobalamine;Cycolamin;Cykobeminet;Cytacon;Cytamen;Cytobion;5,6-Dimethylbenzimidazolyl cyanocobamide;Dobetin;Docemine;Docibin;Docigram;Dodecabee;Dodecavite;Dodex;Ducobee;Duodecibin;Embiol;Emociclina;Eritrone;Erycytol;Erythrotin;Euhaemon;Extrinsic factor;Fresmin;Hemo-b-doze;Hemomin;Hepagon;Hepavis;Hepcovite;Lactobacillus lactis dorner factor;LLD factor;Macrabin;Megalovel;Milbedoce;Nagravon;Normocytin;Pernaemon;Pernaevit;Pernipuron;Plecyamin;Poyamin;Rebramin;Redamina;Redisol;Rhodacryst;Rubesol;Rubramin;Rubripca;Rubrocitol;Sytobex;B-Twelve;B-Twelve Ora;Vibalt;Vibisone;Virubra;Vitarubin;Vita-rubra;Vitral;Cobalamin,cyanide;Cobalamin,cyano-;Cobamin;Cykobemin;Factor II (vitamin);Cobamide,α-5,6-dimethyl-1H-benzimidazolyl-,cyanide;1H-Benzimidazole,5,6-dimethyl-1-(3-O-phosphono-α-D-ribofuranosyl)-,monoester with cobinamide cyanide,inner salt;Cobamide,cyano-5,6-dimethyl-1H-benzimidazole-;Cyano-5,6-dimethylbenzimidazolylcobamide;5,6-Dimethylbenzimidazolyl-Co-cyanocobamide;Vitamin B12 preparation;Betolvex;Cobalamin,cyano-5,6-dimethylbenzimidazole-;CN-B12;Factor II;Depinar;Cobinamide,cyanide,dihydrogen phosphate (ester),inner salt,3′-ester with 5,6-dimethyl-1-α-D-ribofuranosyl-1H-benzimidazole;Hepavit;Docivit;Behepan;Bedoz;Berubigen;Antipernicin;Rubramin PC;Millevit;Berubi;8023-26-5;8039-03-0;11037-08-4;24436-34-8
CAS No.:68-19-9
Molecular Formula:C63H88CoN14O14P
InChIKeys:InChIKey=FDJOLVPMNUYSCM-SYUKHSAKSA-L
Molecular Weight:1355.37000
Exact Mass:1354.57000
EC Number:200-680-0
DSSTox ID:DTXSID7044346
Color/Form:Dark red crystals or an amorphous or crystalline red powder|Dark-red crystals or red powder
HScode:2936260000
Categories:
Characteristics-
PSA:
479.70000
XLogP3:6.57018
Appearance:red crystalline powder
Melting Point:>300 °C
Boiling Point:>300 °C
Flash Point:48.2 °F
Water Solubility:Soluble
Storage Conditions:2-8ºC
Toxicity:LD50 intravenous in mouse: 2gm/kg
Specific rotation:SPECIFIC OPTICAL ROTATION: -59 + or - 9 DEG @ 23 °C 656 NM (DILUTE AQ SOLN)
Odor:Odorless
Taste:Tasteless
PH:Commercially available cyanocobalamin for injection has a pH of 4.5-7
Experimental Properties:Hygroscopic; when exposed to air, may absorb about 12% water; darkens at 210-220 °C; not melted at 300 °C|All vitamin B12 compounds contain the cobalt atom in its trivalent state. There are at least three active forms: cyanobalamin, hydroxycyanobalamin; nitrocobalamin
Hazard IdentificationClassification of the substance or mixture
Not classified.
GHS label elements, including precautionary statements
Pictogram(s) No symbol. Signal word No signal word
Hazard statement(s) none
Precautionary statement(s) Prevention none
Response none
Storage none
Disposal none
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Manufactory
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Main Products:
D-Biotin,Tobramycin base,L(-)-Carnitine base,Polymyxin B sulfate USP,Kanamycin sulfate monohydrate,Finasteride 99% USP
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Location:
1613 Guangyin Building,No.42 E.Fengqi Road,Hangzhou,310012 China.
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Payment Terms:
TT against copy of documents,L/C
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Average lead Time:
7
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Total Annual Revenue:
$25 million-$50 million
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Total Employees:
11-50
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Year of Establishment:
2011
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Inquiry History54 Inquiries
Country Product Purchase Quantity Date Posted 
United States
Cyanocobalamin
1 MT Jul 25, 2023 
Paraguay
Vitamin B12
3.00 KG Dec 1, 2025
United States
Vitamin B12 USP Cyanocobalamin Powder
75 KG Feb 11, 2025 
India
Vitamin B12
11.00 KG Apr 25, 2025
India
VITAMIN B12
100 KG Mar 12, 2025
India
Vitamin B12
1 KG Jan 9, 2025
India
Cynocobalamine
25 G Jan 7, 2025
United States
Vitamin B12
175 KG Jul 3, 2024 
Poland
Cyanocobalamin Powder
1 KG Jun 25, 2024
United States
Vitamin B12
200 KG Jun 14, 2024 
Palestine
Vitamin B12
100 KG May 22, 2024 
United Arab Emirates
Vitamin B12
1 MT Apr 1, 2024
India
Cyanocobalamin
30 Oct 24, 2023 
Canada
VITAMIN B12
1000 KG Aug 14, 2023 
Pakistan
Vitamin B12 99% Red powder Lingding-485 Lingding
500 KG Aug 4, 2023
United States
Cyanocobalamin
1.00 KG Jul 14, 2023
United States
Adenosylcobalamin
1 KG Sep 15, 2025 
Egypt
vitamin b12 1% feed grade
25.00 MT Sep 8, 2025
United States
Vitamin B12
1000 KG Jun 18, 2025
India
cyanocobalamin
25 KG Aug 6, 2024 Post an enquiry for this product
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