vitamin B2 VB2 Riboflavin (Riboflavin-5-Phosphate) BP2007/USP30; GMP certificate
Qingdao Twell Sansino Import & Export Co.,Ltd is one of the leading China riboflavin vb2 manufacturers and suppliers, and with productive factory, welcome to buy low price and high-quality vitamin b2, vb2 riboflavin, riboflavin-5-phosphate from us.
BP2008/USP33/EP5
Particle size : 60 mesh
CAS No.: 83-88-5
Molecular Formula: C17H20N4O6
1.Description: An orange yellow crystalline powder. Riboflavin is the essential necessity fororganism in normal living as the nutriment for infant, pregnant woman nursing mother, patient after illness and the aged. Ii is applicable to perleche, glossitis, ophthalmitis, conjunctivitis,ceborrhea, scrotum inflammations with proper effect.
2.Specifications:
Analysis contents
Analysis standard BP2008/USP33/EP5
Analysis results
Appearance
Orange yellow crystalline powder
Meets
Identification
Positive
Meets
Acidity or Alkalinity
check the color of the test solution
after adding the respective solutions
Meets
Lumiflavin
Absorbance of the filtrate at 440nm
does not exceed 0.025 (USP);not
more intense than BY6(EP/BP)
0.008
Meets
Absorbance
0.31-0.33 A373nm/A267nm
0.36-0.39 A444nm/A267nm
0.32
0.38
Particla Size
100% passes through 60 mesh sieve
Meets
Specific Rotation
between-115º and -135º
(EP/BP/USP)
-119º(USP)
-128(BP/EP)
Loss on Drying
≤1.5%
0.3%
Heavy Metals
<10ppm
Meets
Residue on Ignition
≤0.3% (USP)
≤0.1%(EP/BP)
0.1%
Residual Solvents
Method IV<467>
(USP)
Meets
Assay(ondried basis)
98.0%-102.0% (USP)
97.0%-103.0% (EP/BP)
98.7%(USP)
99.4%(EP/BP)
Conclusion : The above product complies with: BP2008+ USP33+ EP5.
3.Packing: 25kg per fibre drum , 1x20FCL=11MT without pallet.
4.Usage: It is widely used as food and feed additives. It is always used in wheat flour, dairy products, soy sauce, rice, bread, biscuits, chocolate, butter and other seasoning. Sometimes it can be used as a pigment.
5.Shelf life: 3 years under storage in a cool, dry, ventilated environment.
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