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Vitamin B12 (Ph. Eur.) pure, pharma grade

Assay (UV, calc. on dried subst.): 96.0 - 102.0 %
Code
A8454
CAS
68-19-9
Molecular Formula
C63H88CoN14O14P
Molar mass
1355.39 g/mol

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Box prices only valid with purchase of full box.

Packs sizes (3)

Code packaging size price per unit Quantity Price Per Box Quantity
A8454,0001
Code
A8454,0001
 packaging size
1 g
 price per unit
100,40€
quantity
A8454,0025
Code
A8454,0025
 packaging size
25 g
 price per unit
1913,80€
quantity
A8454,9500
Code
A8454,9500
 packaging size
500 g
 price per unit
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quantity
Physical Description:
Solid
Product Code:
A8454
Product Name:
Vitamin B12 (Ph. Eur.) pure, pharma grade
Specifications:
Assay (UV, calc. on dried subst.): 96.0 - 102.0 %
Identity: passes test
Loss on drying (2 h; 105°C; vacuum): max. 12 %
Related subst. (HPLC): passes test
Absorption maxima (278, 361, 547 - 559 nm): passes test
A (1 cm/0,0025 %, H2O)
361/278 nm: 1.70 - 1.90
361 nm/547 - 559 nm: 3.15 - 3.45
WGK:
1
Storage:
2 - 8°C
protected from light
EINECS:
200-680-0
CS:
29362600
Download TDS file for complete specifications