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Fresh Stock 99% Vitamin B2 Riboflavin Powder Supplier

Supplier:Superaws Vitamin B2(Riboflavin) can enhance visual acuity,Vitamin B2(Riboflavin) can enhance visual acuity, reducing eye fatigue Appearance A yellow or orange yellow crystalline powder Identification A solution of 1 mg in 100mL of water is pale greenish yellow by transmitted light and has an intense yellowish-green fluorescence that disappears upon the addition of mineral acids or alkalies Specific rotation -115~-135 Loss …

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