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Riboflavin (Ph. Eur., USP) pure, pharma grade

Assay (UV, dried subst.): 98.0 - 102.0 %
Code
A6279
CAS
83-88-5
Molecular Formula
C17H20N4O6
Molar mass
376.40 g/mol

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code packaging size price per unit box price per unit
Code & packaging Price per piece
A6279,0100
code
A6279,0100
packaging size
100 g
price per unit
single 86,00€
box price per unit
A6279,0250
code
A6279,0250
packaging size
250 g
price per unit
single 190,20€
box price per unit
Solubility:
0.065 g/L (H2O)
Physical Description:
Solid
Product Code:
A6279
Product Name:
Riboflavin (Ph. Eur., USP) pure, pharma grade
Specifications:
Assay (UV, dried subst.): 98.0 - 102.0 %
α20°C/D; 0.5 %, 0.05 N NaOH, dried subst.: -115° - -135°
Identity: passes test
Loss on drying: max. 1.5 %
Sulfated ash: max. 0.1 %
A373 nm / A267 nm: 0.31 - 0.33
A444 nm / A267 nm: 0.36 - 0.39
Absorption maxima (223, 267, 373, 444 nm): passes test
Impurity A (HPLC): max. 0.025 %
Impurity B (HPLC): max. 0.20 %
Impurity C (HPLC): max. 0.20 %
Impurity D (HPLC): max. 0.20 %
Related substances impurities (total) (HPLC): max. 0.5 %
Largest unspecified impurity (HPLC): max. 0.10 %
Lumiflavin (UV): passes test
WGK:
1
Storage:
RT
protected from light
EINECS:
201-507-1
CS:
29362300
Download TDS file for complete specifications