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99% Purity Vitamin B12 Cyanocobalamin Lyophilized Powder For Lab Scientific Research

Name: 99% Purity Vitamin B12 Cyanocobalamin Lyophilized Powder For Lab Scientific Research
Brand: XiWu
SKU: pr2607212888
Price: 40 USD
Availability: InStock

TDS 54 Inquiries

Unit Price:

$40-47/UNIT EXW

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CAS No.:

68-19-9

Grade:

Pharmaceutical Grade

Content:

99%

Brand:

XiWu

Packaging:

10mg/vial;10vials/box

Price valid (until):

2026-08-21

Contact Supplier

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Yiwu Xiwu Technology Co., Ltd

Company Type:

Trader

Location:

China

Qualification:

Main Products:

GLP-1,Retatrutide,Selank,Tirzepatide

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Product Description
Seller Information
Inquiry History

Description

Product Detail

1. Contact Information

If you have any demand or inquiry about peptide, please feel free to contact me. Wish you a nice day!

WhatsApp: +852 6190 7366

2. Product Introduction & Features

Vitamin B12, also known as Cyanocobalamin, is a water-soluble cobalt-containing corrinoid compound widely applied as biochemical research reagent and cell culture raw material. This product is dark red sterile freeze-dried powder, tested by High Performance Liquid Chromatography (HPLC) with purity ≥99%. Heavy metal, residual solvent and single impurity content are strictly controlled at ultra-low levels, fully complying with global biochemical lab and cell culture research standards.

Core Product Advantages

Strict GMP production environment: Clean 100,000-level purification workshop, fully enclosed sterile production line, effectively preventing impurity contamination.
Excellent physical properties: Good water solubility, no agglomeration, stable chemical activity, with a long shelf life under refrigeration conditions of 2℃-8℃.
Complete testing support: Having a COA certificate.
Flexible ordering policy: Minimum order quantity is 1 box (each box contains 10 small bottles), supporting small batch trial orders and bulk purchases by global biochemical laboratories, research institutions, and peptide distributors.
Stable supply capacity: Monthly production exceeds 50,000 small vials.
Customization support: Customizable vial specifications, personalized labels, and packaging boxes can be provided according to customer requirements.

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3. Quality Inspection Standard

Every batch of Retatrutide peptide undergoes full-range testing in our in-house laboratory before shipment, with a corresponding COA (Certificate of Analysis) available for quality verification:
1. Purity: Tested via High Performance Liquid Chromatography (HPLC), the purity of finished powder reaches ≥99%. Detailed chromatogram data are documented in the COA certificate.
2. Appearance: Homogeneous white or off-white lyophilized solid powder, free of caking and visible foreign impurities.
3. Safety Tests: Every batch completes internal sterility test and bacterial endotoxin test. All qualified test data are fully listed in the attached COA report.

4. Shipping Advantages & Payment Methods

Global Cold Chain Transportation Advantages
Offer global dedicated air cold chain transportation, maintaining product low temperature throughout the process and ensuring the activity of powders.
Sealable packaging with leak-proof and shock-proof features: double-layer foam + refrigeration ice packs + outer box packaging, effectively preventing damage and powder leakage during transportation.
Authorized cooperative logistics: FedEx, DHL global express, providing tracking numbers after shipment.
Professional customs declaration document support: providing commercial invoices, packing lists, ensuring smooth customs clearance in the United States, the European Union, Canada, Australia, and Southeast Asia regions.
Fast delivery cycle: Door-to-door delivery completed within 7-15 working days after shipment, including customs clearance time.

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Multiple payment options available (all stable and secure)

Online quick checkout: PayPal, T/T Bank Transfer, International Wire Remittance

After-sales service guarantee

If the product quality does not meet the COA standards, we provide full refund service

If goods get damaged during transit, free reshipping service is available. Our professional technical team offers free reconstitution and storage guidance for all clients.

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Items	Specifications
Product Name	B12
Purity	≥99%
Storage	After reconstitution store at 2°C - 8°C, well-closed containers
Appearance	White Lyophilized Powder

5.Company Profile

XiWu Technology Co., Ltd. is a professional GMP-grade manufacturer & supplier of research-grade peptide raw materials with independent production workshop and laboratory.
We focus on high purity lyophilized peptides including Retatrutide, Semaglutide, Tirzepatide and other triple agonist peptides. All products are produced under strict cGMP standards, every production batch implements full-process quality inspection.
We support small trial order and large bulk wholesale, provide global cold chain air shipping service and multiple safe payment methods. With stable production capacity, competitive factory direct price and 24-hour professional after-sales service, we have long-term stable cooperation with biochemical laboratories, research institutes and peptide distributors all over the world.
Our factory owns automated filling production line, sterile purification workshop, independent quality inspection lab, complete set of testing equipment to control every production link strictly, guarantee stable and consistent product quality for all global partners.

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Q1: What's your MOQ?

A:For the regular produced products, our MOQ is 1box, for other customized products, our MOQ starts from 10boxes to 50boxes.

Q2: How to confirm the product quality before placing the order?

A:We have inspection report.

Q3: Which kind of payment terms do you accept??

A: Paypal, T/T ,BTC,USDT etc.

Q4：How long will the transportation take?

It usually takes around 7 to 15 days, including the time for customs clearance of the goods.

Q5：How should I store the lyophilized Retatrutide powder to keep activity?

Unopened original vials need to be stored under sealed cold environment at 2℃-8℃, avoid high temperature and direct sunlight; After reconstituted with sterile water, seal and store in refrigerator and finish use within 7 days.

Certificates

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:

Other Chemical Drugs

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

See More Vitamin B12 Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions 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.

See More Vitamin B12 Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
GLP-1,Retatrutide,Selank,Tirzepatide

Location:
Room 307, No. 3, Building 7, Area 4, Pingchou, Jiangdong Street, Yiwu City, Jinhua City, Zhejiang Province

Payment Terms:
TT against copy of documents,100% TT in advance

Average lead Time:
1

Total Annual Revenue:
Less than $1 million

Total Employees:
11-50

Year of Establishment:
2026

Inquiry History

54 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
United States	Cyanocobalamin (Vitamin B12), Food Grade	200 KG	Jul 9, 2026
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
India	Vitamin B 12	100.00 KG	Jul 18, 2025
Turkey	SIYANOKOBALAMIN (VİTAMİN B12, CRYSTALLINE)	1.00 KG	Apr 16, 2025
India	Plant based vitamin b12	50.00 KG	Mar 25, 2025
India	CYNOCOBALMINE	10 KG	Aug 13, 2024

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