| Type: | Valine |
|---|---|
| Chemical Character: | Acidity |
| Appearance: | Powder |
|
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| Content | ≥98.5 |
| PH | 5.5-6.5 |
| Chloride/% | ≤0.02 |
| Sulfate/% | ≤0.03 |
| Ammonium salt/% | ≤0.02% |
| Specific rotation[α]D20 after drying 8g/100mlwater,6mo1/L HCl) | +27.2°~+29.0° |
| Transparency of solution(0.5g/20mL,HCl430nm)/% | ≥98.0% |
| Pb(GT-18) | ≤10mg/kg |
| Loss on drying/% | ≤0.3% |
| Residue on ignition/% | ≤0.1% |
| Heavy Metals% | ≤0.00002 |
| [α]D25 | +26.6°~+28.9° |
| Arsenic salts/% | ≤0.00005 |
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