L-Arginine |74-79-3 ib
Khoom Description
Dawb crystalline hmoov los yog crystalline hmoov;Dawb soluble nyob rau hauv dej.Siv nyob rau hauv cov khoom noj additive thiab kev noj haus aggrandizement.Siv nyob rau hauv lub kho ntawm hepatic coma, kev npaj ntawm amino acid hloov;los yog siv rau hauv kev txhaj tshuaj ntawm daim siab.
Specification
| Yam khoom | Specifications (USP) | Specifications (AJI) |
| Kev piav qhia | Dawb crystalline hmoov los yog crystalline hmoov | Dawb crystalline hmoov los yog crystalline hmoov |
| Kev txheeb xyuas | Infrared nqus spectrum | Infrared nqus spectrum |
| Kev sib hloov tshwj xeeb[a]D20° | +26.3 ° - +27.7 ° C | +26.9 ° - +27.9 ° C |
| State of solution/Transmittance | — | > = 98.0% |
| Chloride (Cl) | = <0.05% | = <0.020% |
| Ammonium (NH4) | — | = <0.02% |
| Sulfate (SO4) | = <0.03% | = <0.020% |
| Hlau (Fe) | = <0.003% | =< 10 ppm |
| Heavy hlau (Pb) | = <0.0015% | =< 10 ppm |
| Arsenic (As2O3) | — | =< 1 ppm |
| Lwm cov amino acids | — | Chromatographically tsis ntes tau |
| Poob rau ziab | = <0.5% | = <0.5% |
| Residue ntawm ignition (sulfated) | = <0.3% | = <0.10% |
| Assay | 98.5-101.5% | 99.0-101.0% |
| PH | — | 10.5-12.0 Nws |
| Organic volatile impurities | Ua tau raws li qhov yuav tsum tau ua | — |
