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

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

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Box prices only valid with purchase of full box.

Packs sizes (2)

Product Number packaging size list price per unit Quantity Price Per Box Quantity
A6279,0100
Product Number
A6279,0100
packaging size
100 g
list price per unit
84,30€
quantity
A6279,0250
Product Number
A6279,0250
packaging size
250 g
list price per unit
186,50€
quantity
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 %
Sulfated ash: max. 0.1 %
A444 nm / A267 nm: 0.36 - 0.39
A373 nm / A267 nm: 0.31 - 0.33
α20°C/D; 0.5 %, 0.05 N NaOH, dried subst.: -115° - -135°
Absorption maxima (223, 267, 373, 444 nm): passes test
Impurity A (HPLC): max. 0.025 %
Largest unspecified impurity (HPLC): max. 0.10 %
Impurity C (HPLC): max. 0.20 %
Impurity D (HPLC): max. 0.20 %
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