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L(+)-Cystéine, chlorhydrate monohydraté 98.5-101.5% (base substance sèche)

Marques : Thermo Scientific
Ratings: Ecrire un avis

Total Evaluation: 0
Moyenne des Notes : 0.0 sur 5

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Synonyme(s): (R)-(+)-Cystéine, chlorhydrate monohydratéH-Cys-OH.HCl.H2O

J14035.14EA 51.7 EUR
J14035.14 J14035.A7 J14035.22 J14035.A1
L(+)-Cystéine, chlorhydrate monohydraté 98.5-101.5% (base substance sèche)
L(+)-Cystéine, chlorhydrate monohydraté
Formule: HSCH₂CH(NH₂)COOH·HCl·H₂O
Poids moléculaire: 175,64 g/mol
Point de fusion: ∼175 °C (déc.)
Température de stockage: Température ambiante
Numéro MDL: MFCD00065606
Numéro CAS: 7048-04-6
EINECS: 200-157-7
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Commander maintenant

Résultats des tests de spécification

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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