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Chlorowodorek L(+)-Cysteiny hydrat 98.5-101.5% (dry basis)

Dostawca: Thermo Fisher Scientific
Uwaga

Synonim: (R)-(+)-Cysteine hydrochloride monohydrate, (R)-2-Amino-3-mercaptopropanoic acid hydrochloride hydrate, L-Cysteine HCI Monohydrate, H-Cys-OH.HCl.H2O, Cysteine Hydrochloride, Monohydrate, Cysteine Hydrochloride monohydrate

J14035.A1 J14035.22 J14035.14 J14035.A7
J14035.A1EA 2260 PLN
J14035.A1 J14035.22 J14035.14 J14035.A7
Chlorowodorek L(+)-Cysteiny hydrat 98.5-101.5% (dry basis)
Chlorowodorek L(+)-Cysteiny hydrat
Formuła: HSCH₂CH(NH₂)COOH·HCl·H₂O
MW: 175.64 g/mol
Temp. topnienia: ∼175 °C (temp. rozkładu)
Temperatura przechowywania: Temperatura otoczenia
Numer MDL: MFCD00065606
Numer CAS: 7048-04-6
Numer WE (dawny EINECS): 200-157-7
Klasyfikacja Merck : 14,02781
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Wyniki testów specyfikacyjnych

Form White crystalline powder
Assay (unspecified) 98.5 to 101.5% (dry basis)
Identification (FTIR) Conforms
Residual halide: Chlorine (Cl) 19.8 - 20.8%
Residue on ignition ≤ 0.1%
Impurity content: Sulfate (SO4) ≤ 0.03%
Loss on Drying 8.0 to 12.0%
Optical Rotation +5.7° to 6.8° (c=8 in in 6N HCl, dry basis)
Thin Layer Chromatography Homogeneous
Trace Metal: Arsenic (As) ≤ 1.5 ppm
Trace Metal: Heavy Metals (Pb) ≤ 10 ppm
Trace Metal: Iron (Fe) ≤ 10 ppm


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