China (Mainland)
VitaminB2 CAS NO.83-88-5
- Min.Order: 1 Kilogram
- Payment Terms: L/C,T/T
- Product Details
Keywords
- Riboflavine
- Lactoflavine
- Ovoflavin
Quick Details
- ProName: VitaminB2
- CasNo: 83-88-5
- Molecular Formula: C17H20N4O6
- Appearance: Orange yellow crystalline powder
- Application: 1, stimulate growth and cell regenerat...
- DeliveryTime: Within one week
- PackAge: Packing 25kg/drum
- Port: Any port in China
- ProductionCapacity: 10000 Metric Ton/Month
- Purity: 99%
- Storage: enveloped and non- light ray.
- Transportation: By sea/air/courier
- LimitNum: 1 Kilogram
- Heavy Metal: <10ppm
- Valid Period: two years
- Place of Origin: China (Mainland)
- Grade Standard: Feed Grade
- Type: Food Grade
Superiority
1well and high quality
2favourable price
3best service
4sample avaliable
Details
|
Items of Test |
Limits of Test |
Results of Test |
|
1.Appearance |
Orange yellow crystalline powder |
Meets |
|
2.Identification |
Positive |
Meets |
|
3.Acidity or Alkalinity |
check the color of the test solution after adding the respective solutions |
Meets |
|
4.Lumiflavin |
Absorbance of the filtrate at 440nm does not exceed 0.025 (USP);not more intense than BY6(EP/BP) |
0.008 Meets |
|
5.Absorbance |
0.31-0.33 A373nm/A267nm 0.36-0.39 A444nm/A267nm |
0.32 0.38 |
|
6.Particla Size |
100% passes through 60 mesh sieve |
Meets |
|
7.Specific Rotation |
between-115º and -135º (EP/BP/USP) |
-121º(USP) -1300(BP/EP) |
|
8.Loss on Drying |
≤1.5% |
0.4% |
|
9.Heavy Metals |
<10ppm |
Meets |
|
10.Residue on Ignition |
≤0.3% (USP) ≤0.1%(EP/BP) |
0.1% |
|
11.Residual Solvents |
Method IV <467> (USP) |
Meets |
|
12.Assay(ondried basis) |
98.0%-102.0% (USP) 97.0%-103.0% (EP/BP) |
98.8%(USP) 99.7%(EP/BP) |