RIBOFLAVIN
RIBOFLAVIN For Biochemistry
Confirms to BP
Short Name: RIBOFLAVIN
Synonym: Vitamin B2
Basic Details
Article No.
LG3912
Grade
For Biochemistry
Purity
99%
CAS No.
83-88-5
HS Code
2936.2310
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Orange yellow powder
Odour
Slight odour
pH value
6
Melting point/ Freezing point [°C]
280°C
Chemical Specifications
Appearance
Orange yellow powder
Assay (spectrophotometric; on dried basis)
99 - 101%
Appearance of solution
Passes test
Specific optical rotation ([α]20/D)
-135° to -128°
Relative absorption
at A373 nm/A267 nm
0.31 - 0.33
at A444 nm/A267 nm
0.36 - 0.39
Lumiflavine
Passes test
Loss on drying (at 105°C)
Max 1.5%
Sulphated ash
Max 0.1%
Safety Information & Hazard Symbols