0102030405
Dominus cystine HCL bonum stabilitatis
Introductio
Hydrochloridis cystini vulgo est pulveris albus crystallini, solubilis in aqua et alcohol menstrua. Punctum liquescens Celsius circa 213-216 gradus est. Hydrochloridi cystini bonam stabilitatem habet nec facile corrumpi potest. Sub condicionibus neutris vel leviter acidicis stabilior est et sub alcalinis conditionibus putrescit. Praeterea mixtum est sensitivum lucidi et caloris et indiget condi in loco frigido et sicco.
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Specification
L-Cystine | USA Index | AJI92 | FCCV |
Assay | 98.5-101.5% | 98.5-101.0% | 98.5-101.5% |
PH | / | 5.0-6.5 | / |
Imprimis rotationis [a]D20 | -215°--225° | -215°--225° | -215°--225° |
Imprimis rotationis [a]D25 | / | / | / |
Transmissio (T430) | / | ≥98.0% | / |
Chloride(Cl) | ≤0.04% | ≤0.04% | / |
Ammonium(NH4) | / | ≤0.04% | / |
Sulfate(SO4) | ≤0.04% | ≤0.04% | / |
Ferrum (Fe) | ≤10PPM | ≤20PPM | / |
Metalla gravis (Pb) | ≤10PPM | ≤10PPM | ≤5PPM |
Arsenicum | / | ≤1PPm | / |
Alia amino acida | singula impurities≤0.2% totalis impurities≤2.0% | conforme | / |
Ninhydrin-positivis | / | / | / |
Damnum in siccitate | ≤0.20% | ≤0.20% | ≤0.20% |
Reliqua ignitio | ≤0.10% | ≤0.10% | ≤0.10% |


