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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

Recommended prices only. For prices and orders please contact your local distributor.
Box prices only valid with purchase of full box.

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 $64,35
box price per unit
A6279,0250
code
A6279,0250
packaging size
250 g
price per unit
single $140,70
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 %
Identity: passes test
Loss on drying: max. 1.5 %
α20°C/D; 0.5 %, 0.05 N NaOH, dried subst.: -115° - -135°
A373 nm / A267 nm: 0.31 - 0.33
Sulfated ash: max. 0.1 %
A444 nm / A267 nm: 0.36 - 0.39
Absorption maxima (223, 267, 373, 444 nm): passes test
Impurity A (HPLC): max. 0.025 %
Impurity C (HPLC): max. 0.20 %
Impurity D (HPLC): max. 0.20 %
Largest unspecified impurity (HPLC): max. 0.10 %
Impurity B (HPLC): max. 0.20 %
Related substances impurities (total) (HPLC): max. 0.5 %
Lumiflavin (UV): passes test
WGK:
1
Storage:
RT
protected from light
EINECS:
201-507-1
CS:
29362300
Download TDS file for complete specifications