DL-Cysteine hydrochloride hydrate 99%
Leverantör: Thermo Scientific
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Varning
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Synonyms:
H-DL-Cys-OH.HCl
227080100
227080050
ACRO227080100EA
4875
SEK
ACRO227080100
ACRO227080050
DL-Cysteine hydrochloride hydrate 99%
DL-Cysteine hydrochloride hydrate
Formel:
C₃H₇NO₂S·HCl·xH₂O MW: 157,61 g/mol (anhy) Smältpunkt: 109…112 °C Storage Temperature: Omgivande |
MDL Number:
MFCD00151030 CAS nummer: 96998-61-7 |
Specifikation testresultat
Appearance | White Crystalline powder or crystals |
Infrared spectrum | Conforms |
Titration Iodimetric | 98.5 to 101.5 % (on dried substance) |
Loss on drying | 8.5 % to 12 % (vacuum, P2O5, room temp., 20 h) |
Sulfated ash | ≤0.1 % |
UV transmittance | ≥98 % (c=10, H2O, 430 nm) 1 cm cell |
Sulfate (SO4) | ≤280 ppm |
Iron (Fe) | ≤10 ppm |
Arsenic oxide (As2O3) | ≤1 ppm |
Heavy metals (as Pb) | ≤10 ppm |
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