Riboflavine (vitamin B2) Ph. Eur., USP, pure, Pharma Grade

: PanReac AppliChem

Riboflavine (vitamin B2) Ph. Eur., USP, pure, Pharma Grade

: PanReac AppliChem

: Vitamin B2, Lactoflavin, 7,8-Dimethyl-10-((2S,3S,4R)-2,3,4,5-tetrahydroxypentyl)benzo[g]pteridine-2,4(3H,10H)-dione, (-)-Riboflavin, Vitamine G

:83-88-5

:

:C₁₇H₂₀N₄O₆

:MFCD00005022

:376.37 g/mol

:280

:12,08367

:Ambient

:201-507-1

Environmentally Preferable:

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

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