L(+)-Istidina monocloridrato monoidrato, Multi-Compendial, J.T.Baker®
Fornitore: Avantor
Synonyms:
(S)-(+)-Istidina monocloridrato monoidrato, H-L-His-OH.HCl.H2O, (S)-(+)-Istidina HCl monoidrato
US sourced amino acids
Attenzione: For Manufacturing, processing or repackaging. Store in airtight container.
Formula:
C₆H₉N₃O₂·HCl·H₂O Peso molecolare: 209,63 g/mol Punto di fusione: 259 °C Densità: 1,485 g/cm³ (20 °C) Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00151027 CAS Number: 5934-29-2 EINECS: 211-438-9 Merck Index: 13,04741 |
Risultati del test di specificazione
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 |
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About VWR
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