Valine 7004-03-7 L-Valine
1. Advanced Factory Building and Equipment
2. Competent technical team
3 .Strong R & D support
4,high quality products with high stability
5, Competitive price
5.Customer tailored service
1.Appearance: White Crystal or Crystalline Powder
2.Package: 25 KGS/DRUM
3. Shelf life:24 months
4.Storage:Kept in dry, cool, and shaded place with original packaging, avoid moisture, store at room temperature.
Product Specification Of L-Valine 98.5%
Items | Standards | ||
Appearance | White crystals or crystalline | ||
Identification | IR:Concordant with the | ||
Assay(%) | 98.5 - 101.5 | ||
pH | 5.5 - 7.0 | ||
Specific rotation(°) | +26.6 - +28.8 | ||
Residue on ignition(%) | 0.10 Max | ||
Loss on drying(%) | 0.30 Max | ||
Cl(%) | 0.05 Max | ||
Fe(ppm) | 30 Max | ||
SO4(%) | 0.03 Max | ||
As(ppm) | 1.5 Max | ||
Heavy metals(ppm) | 15 Max | ||
Organic volatile | Meets the requirements |
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