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L-Valine |
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Chemical Name: L-2-Amino-3-methylbutyric acid; 2-Aminoisovaleric acid
Molecular Formula: C5H11NO2
Molecular Weight: 117.15
Cas NO: [ 72-18-4 ]
Characteristics: White crystals or crystalline powder, slightly bitter taste.
Quality Standards: AJI92, USP24, CP2000, FCC4, etc. |
Specification Sheet
( AJI92 ) |
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Expiry Period : 2 years
Packaging: 25kg / drum |
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Items |
Specifications |
Description |
White crystals or crystalline powder |
Identification |
Infrared absorption spectrum |
Assay, % |
99.0 ~ 100.5 |
Specific rotation,° |
+27.6 ~ +29.0 |
State of solution, % |
≥98.0 |
Chloride (Cl) , % |
≤0.020 |
Ammonium (NH4) , % |
≤0.02 |
Sulfate (SO4) , % |
≤0.020 |
Iron (Fe), ppm |
≤10 |
Heavy metals (Pb) , ppm |
≤10 |
Arsenic (As2O3) , ppm |
≤1 |
Other amino acids |
Conforms |
Loss on drying, % |
≤0.20 |
Residue on ignition (sulfated) , % |
≤0.10 |
PH |
5.5 ~ 6.5 |
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