??????????
L-cystine HCL ??? ????????????? ??????????????????
???????
L-cystine hydrochloride ??? ?????????????? ????????? ???????????????????????? ??????? ???????? ???????????????? ???????????????? ????? ???????????????? 213-216 ??????????????????????????? L-cystine hydrochloride ??? ????????????? ?????????????????? ?????????? ?????????? ??????? ?????? ????????? ???????????????????? ???????????????? ?????????????????? ??????????????????????????????? ?????????????????????? ?????????? ????????????? ??????????????? ????????? ????????????????? ??????? ????????????????????? ??????????????? ??????????
?????????? ?
???????????
| L-Cystine | USA ??????? | AJI92 | FCCV |
| ??????????? | 98.5-101.5% | 98.5-101.0% | 98.5-101.5% |
| PH | / | ?.?-?.? | / |
| ?????????????????[a]D20 | -215°--225° | -215°--225° | -215°--225° |
| ?????????????????[a]D25 | / | / | / |
| ???????????? (T430) | / | ≥98.0% | / |
| ?????????(Cl) | ≤0.02% | ≤0.02% | / |
| ?????????(NH4) | / | ≤0.02% | / |
| ??????? (SO4) | ≤0.02% | ≤0.02% | / |
| ??(Fe) | ≤10PPM | ≤20PPM | / |
| ?????????????(Pb) | ≤10PPM | ≤10PPM | ≤5PPM |
| ????????? | / | ≤1PPm | / |
| ???????????????????? | ?????????????????????≤0.2% ?????????????????≤2.0% | ??????? | / |
| Ninhydrin-??????????????????????????? | / | / | / |
| ?????????????????? ???????????? | ≤0.20% | ≤0.20% | ≤0.20% |
| ??????????????? ???????????????? | ≤0.10% | ≤0.10% | ≤0.10% |
