Vitamin B2 or Riboflavin Powder,Turkey Vitamin B2 price supplier

Tests

Specifications USP34

Appearance:

A yellow or orange yellow crystalline powder

Identification:

Positive

Specific rotation:

-115~-135°

Heavy Metals:

≤10ppm

Arsenic:

≤2ppm

Loss on drying:

≤1.5%

Residue on ignition:

≤0.3%

Lumiflavin:

440nm Absorbance≤0.025

Assay(on dried basis) :

98.0%~102.0%

Conclusion:

The product is complied with the USP34 standard.