L(+)-Histidine monohydrochloride monohydrate, Multi-Compendial, J.T.Baker®
Supplier: Avantor
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About this item
Synonyms: L-Histidine monohydrochloride monohydrate, (2S)-(+)-Histidine monohydrochloride monohydrate, L-Histidine hydrochloride monohydrate, (S)-(+)-Histidine monohydrochloride monohydrate, His HCl monohydrate, H-His-OH.HCl.H2O, H-His-OH·HCl·H₂O, L-3-Imidazol-4-ylalanine monohydrochloride monohydrate, L-Histidine hydrochloride hydrate
CAS Number:5934-29-2
:
Formula:C₆H₉N₃O₂·HCl·H₂O
MDL Number:MFCD00151027
Density:1.485 g/cm³ (20 °C)
Molecular Weight:209.63 g/mol
Melting Pt:259 °C
Merck Index:13,04741
Storage Temperature:Ambient
EINECS:211-438-9
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Assay (dried substance) [Ph.Eur./BP] :98.5 - 101.0 %
- Identification A :Passes test Ph.Eur./BP
- Identification B :Passes test Ph.Eur./BP
- Identification C :Passes test Ph.Eur./BP
- Identification F :Passes test Ph.Eur./BP
- Appearance of solution:Passes test Ph.Eur./BP
- Spec. opt. rot. (on dried) [Ph.Eur./BP]:9.2 - 10.6 °
- Loss on drying (145-150°C) [Ph.Eur./BP] :7.0 - 10.0 %
- pH [Ph.Eur./BP] :3.0 - 5.0
- SO₄ (Sulphate) [Ph.Eur./BP] :≤ 300 ppm
- Fe (Iron) [Ph.Eur./BP] :≤ 10 ppm
- Ninhydrin-pos.subst.(each) [Ph.Eur./BP] :≤ 0.2 %
- Ninhydrin-pos.subst.(total) [Ph.Eur./BP] :≤ 0.5 %
- Ammonium (570 nm) [Ph.Eur./BP] :≤ 0.02 %
- Sulphated ash [Ph.Eur./BP] :≤ 0.1 %
- Assay (calculated on anhydrous) [JP] :99.0 - 101.0 %
- Identification:Passes test JP
- Specific optical rotation [JP] :9.2 - 10.6 °
- pH [JP] :3.5 - 4.5
- Clarity and color of solution [JP] :Passes test JP
- SO₄ (Sulphate) [JP] :≤ 0.028 %
- NH₄ (Ammonium) [JP] :≤ 0.02 %
- Fe (Iron) [JP] :≤ 10 ppm
- Related substances :Passes test JP
- Water [JP] :7.2 - 10.0 %
- Residue on ignition [JP] :≤ 0.1 %
- Total aerobic microbial count :≤ 10 CFU/g
- Total mold and yeast count :≤ 10 CFU/g
- Endotoxin :≤ 10 EU/g
Specification Test Results
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