Supplier:Superaws
Vitamin B2(Riboflavin) can enhance visual acuity,Vitamin B2(Riboflavin) can enhance visual acuity, reducing eye fatigue
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Appearance
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A yellow or orange yellow crystalline powder
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Identification
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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
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Specific rotation
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-115~-135
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Loss on drying,%
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≤1.5
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Residue on Ignition
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≤0.3
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Lumifiavin
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440nm Absorbance≤0.025
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Assay %
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98.0-102.0
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Where to buy Vitamin B2 Riboflavin Powder ?
Superaws is a professional wholesaler and supplier of Vitamin B2 Riboflavin Powder in China ,if you want to work with a reliable supplier of Vitamin B2 Riboflavin Powder and buy cheap price of Riboflavin Vitamin B2 Powder , please feel free to send us an email .
Where to buy cheap price of Riboflavin Vitamin B2 Powder ?
Superaws usually ship bulk Vitamin B2 Riboflavin Powder Nutritional Supplement worldwide,such as USA,UK,Canada,Australia,Germany,Netherlands, Japan ,Singapore .
Whats the price of Vitamin B2 Riboflavin Powder ?
FOB Reference Price:Get Latest Price
1 – 24 Kilograms
$69.50
25 – 99 Kilograms
$67.40
>=100 Kilograms
$61.80
Samples:
$75.00/Kilogram | 1 Kilogram (Min. Order)
1.Vitamin B2(Riboflavin) can enhance visual acuity, reducing eye fatigue
2.Treatment of Migraine
3.Promote the development and cell regeneration
4.To the skin, nails, hair, the normal growth
5.To help eliminate the mouth, lips, tongue inflammation
Specification of 99% Vitamin B2 Riboflavin Powder
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ITEM
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SPECIFICATION
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RESULT
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Appearance
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A yellow or orange yellow crystalline powder
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Meets
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Identification
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Positive
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Meets
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Acidity or alkalinity
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Check the color of the test solution after adding the respective solutions
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Meets
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Lumiflavin
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Absorbance of the filtrate at 440nm does not exceed 0.025 (USP);
not more than intense than BY6 (EP/BP)
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0.006
Meets
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Absorbance
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0.31~0.33 A373nm/A267nm
0.36~0.39 A444nm/A267nm
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0.32
0.38
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Particle size
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100% passes through 80 mesh sieve
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Meets
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Specific rotation
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Between -115°and -135°
(BP/EP/USP)
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-119°(USP)
-126°(BP/EP)
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Loss on drying
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≤ 1.5%
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0.3%
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Heavy metals
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<10ppm
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Meets
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Residue on ignition
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≤0.3%(USP)
≤0.1%(EP/BP)
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0.1%
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Organic volatile impurities
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Method IV <467>(USP)
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Meets
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Assay (on dry basis)
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98.0-102.0%(USP)
97.0~103.0%(EP/BP)
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99.0%(USP)
100.0%(BP/EP)
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Conclusion: The product complies with BP2008/EP5/USP32standard
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Sales Manager