Chlorowodorek L(+)-Cysteiny
Dostawca: Thermo Fisher Scientific
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Uwaga
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Synonim:
H-Cys-OH.HCl, (R)-2-Amino-3-mercaptopropanoic acid hydrochloride, L-Cysteine hydrochloride, (R)-(+)-Cysteine hydrochloride
111780050
111781000
111785000
ACRO111780050EA
143
PLN
ACRO111780050
ACRO111781000
ACRO111785000
Chlorowodorek L(+)-Cysteiny
Chlorowodorek L(+)-Cysteiny
Formuła:
HSCH₂CH(NH₂)COOH·HCl MW: 157.62 g/mol Temp. topnienia: 175 Temperatura przechowywania: Temperatura otoczenia |
Numer MDL:
MFCD00064553 Numer CAS: 52-89-1 Numer WE (dawny EINECS): 200-157-7 Klasyfikacja Merck : 13,02810 |
Wyniki testów specyfikacyjnych
Appearance | White to off-white Crystalline powder or crystals |
Infrared spectrum | Conforms |
Titration Iodimetric | 98.5 to 101.0 % (on dried substance) |
Loss on drying |
8.0 % to 12.0 % (1g, vacuum |
Sulfated ash | ≤0.1 % |
Specific optical rotation | +5.5° to +7.0° (20°C, 589 nm) (c=8, 6 N HCl) (on dried substance) |
Sulfate (SO4) | ≤300 ppm |
Ammonium (NH4) | ≤200 ppm |
Iron (Fe) | ≤20 ppm |
Heavy metals (as Pb) | ≤10 ppm |
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