Riboflavine (vitamin B2) 98%

: Thermo Fisher Scientific

Riboflavine (vitamin B2) 98%

: Thermo Fisher Scientific

:83-88-5

:

:C₁₇H₂₀N₄O₆

:MFCD00005022

:376.37 g/mol

:12,08367

:290 °C (dec.)

:Ambient

:201-507-1

Appearance:
Yellow to orange Powder
Infrared spectrum:
Conforms
Loss on drying:
≤1.5 % (105°C)
Sulfated ash:
≤0.1 %
Additional info:
lumiflavine: passes test
UV spectrophotometry:
≥97.5 % (lambda max. 444 nm)
Ratio of Absorbances:
0.31 to 0.33 (A373/A267)
Specific optical rotation:
-115° to -135° (20°C, 589 nm) (c=0.5, 0.05 M NaOH) (within 30 min., on dried substance)

ACRO13235

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: Thermo Fisher Scientific