L(+)-Histidine monohydrochloride monohydrate 98.5-101.0% for biochemistry
Supplier: VWR Chemicals
24601.180EA
121
EUR
24601.180
L(+)-Histidine monohydrochloride monohydrate 98.5-101.0% for biochemistry
L(+)-Histidine monohydrochloride monohydrate
Formula:
C₆H₉N₃O₂·HCl·H₂O MW: 209,63 g/mol Melting Pt: 259 °C Density: 1,485 g/cm³ (20 °C) |
MDL Number:
MFCD00151027 CAS Number: 5934-29-2 Merck Index: 13,04741 |
Specification Test Results
Assay (calculated on dried substance) | 98.5 - 101.0 % |
Assay (calculated on anhydrous) | 99.0 - 101.0 % |
Identity (IR) | Passes test |
Spec.opt.rot.(110 g/l;HCl 120 g/l;dried) | 9.2 - 10.6 ° |
Heavy metals (as Pb) | Max. 10 ppm |
Ninhydrin-positive substances | Max. 0.5 % |
Loss on drying (150°C) | 7.0 - 10.0 % |
NH4 (Ammonium) | Max. 200 ppm |
SO4 (Sulphate) | Max. 0.02 % |
Fe (Iron) | Max. 10 ppm |
Sulphated ash | Max. 0.1 % |
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