L-Cisteína clorhidrato anhidro

Proveedor: Thermo Scientific
Atención

Sinónimos: H-Cys-OH.HCl, (R)-(+)-Cisteína, clorhidrato

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ACRO111780050EA 29.4 EUR
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L-Cisteína clorhidrato anhidro
L(+)-Cisteína, clorhidrato
Formula: HSCH₂CH(NH₂)COOH·HCl
MW: 157,62 g/mol
Pto. de fusión: 175 °C
Temperatura de almacenaje: Ambiente
Número MDL: MFCD00064553
Núm. CAS: 52-89-1
EINECS: 200-157-7
Índice Merck: 13,02810

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Resultados test especificaciones

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 0.7 kPA, 24 h)
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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