Technical data

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 % Sulfated ash: max. 0.1 % A_{373 nm} / A_{267 nm}: 0.31 - 0.33 A_{444 nm} / A_{267 nm}: 0.36 - 0.39 α20°C/D; 0.5 %, 0.05 N NaOH, dried subst.: -115° - -135° Identity: passes test Loss on drying: max. 1.5 % 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

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