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Vitamin B12 CAS#68-19-9

Vitamin B12 CAS#68-19-9

Basic Information

Vitamin B12
cobalamin
VB12
r; e; d; ; c; r; y; s; t; a; l; s

Vitamin B12, also known as cobalamin, is a cobalt-containing vitamin that forms distinctive red crystals. Its complex molecular structure incorporates a corrin ring surrounding a cobalt center, distinguishing it from other vitamins. The supplied material places it in nutritional and pharmaceutical formulations, where its identity as a cobalt-containing biochemical ingredient is the central product characteristic.

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product description

Essential Nutrient Source: Vitamin B12 is a vital member of the vitamin B group, important for maintaining normal physiological functions.


Unique Cobalt-containing Structure: It is the only vitamin that contains metal ions (cobalt), giving it distinctive biochemical properties.


Highly Complex and Stable Molecule: As one of the largest and most complex vitamins, it offers reliable performance in nutritional applications.


Distinctive Crystalline Form: Appears as red crystals, making it easily identifiable and suitable for formulation use.


Product Description of Vitamin B12 CAS#68-19-9

Vitamin B12, also known as cobalamin and commonly abbreviated as VB12, is a naturally occurring member of the vitamin B group and belongs to a class of cobalt-containing complexes. The trivalent cobalt ion within its structure is similar to porphyrin and is positioned at the center of a corrin ring.

It is the largest and most structurally complex vitamin identified to date, and the only one that contains a metal ion. Vitamin B12 forms red crystals, which is why it is often referred to as the “red vitamin.”


Product Application of Vitamin B12 CAS#68-19-9

Vitamin B12 (CAS#68-19-9) has a wide range of applications. In the medical and healthcare field, it is used to prevent and treat conditions such as megaloblastic anemia, pernicious anemia, and vitamin B12 deficiency caused by absorption disorders.

In neurological care, it helps relieve pain associated with peripheral neuropathy and neuritis, and supports the repair of nerve myelin sheaths.


Product Specifications

Parameters


Melting point>300°C
alpha23656 -59 ± 9° (dil aq soln)
Boiling point>300 °C
bulk density450-600kg/m3
Fp9℃
storage temp.2-8°C
solubilitySparingly soluble in water and in ethanol (96 per cent), practically insoluble in acetone. The anhydrous substance is very hygroscopic.
pkapKa 3.28±0.04(H2O,D2O t=23±0.5 Iunspeci?ed) (Uncertain)
formCrystalline Powder or Crystals
colorRed to dark red
PH6.0 (20°C, 1g/L in H2O)
Odordark red cryst. or powd., odorless and tasteless
biological sourcesynthetic ((organic))
Water SolubilitySoluble
SensitiveHygroscopic
Merck1410014
BRN4122889
Exposure limitsNIOSH: IDLH 25 mg/m3
Stability:Hygroscopic. Keep cold and dry.
InChIKeyRMRCNWBMXRMIRW-WZHZPDAFSA-L
LogP3.570 (est)
EPA Substance Registry SystemVitamin B12 (68-19-9)
HS Code2936260000
Hazardous Substances Data68-19-9(Hazardous Substances Data)
ToxicityLD50 intravenous in mouse: 2gm/kg


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Shipping And Transportation

Delivery Time

Inventory 2-3 working days New manufacturing 7-10 working days

Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
We only provide highest quality goods available, accompanied by after support!

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1. What products does Shandong Junzheng Chemical supply?
We supply inorganic chemicals, organic solvents, water treatment chemicals, and surfactants, including calcium chloride, soda ash, sodium bicarbonate, caustic soda, citric acid, ethyl acetate, and SLES. Please contact us to confirm specific product availability.


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Our products serve pharmaceutical, agrochemical, dye, rubber, construction, coal processing, and other chemical industries. Product suitability depends on the required grade, specifications, and application.


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We follow strict quality testing procedures supported by technical personnel, research equipment, and an established management system. Specific quality requirements can be confirmed before placing an order.


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