L-Histidine, Pharmpur®, Ph Eur, BP, USP

CAS number: 71-00-1
Manufacturer product code: HI0395

Scharlau HI03951000: L-Histidine, Pharmpur®, Ph Eur, BP, USP. Laboratory work with biochemical reagents according to the stated grade.

Applications

Laboratory work with biochemical reagents according to the stated grade.

Packaging options

HI03950025 — 25 g — Glass bottleHI03950100 — 100 g — Glass bottleHI03951000 — 1 kg — Plastic bottle

Product specifications and documentation are confirmed against the requested reference before quotation.

Product information

Overview

Scharlau HI03951000: L-Histidine, Pharmpur®, Ph Eur, BP, USP. CAS 71-00-1. M = 155,16 g/mol; Melting point: 272 - 273 ºC (decomposes); assay EP (acidimetric) : 98,5 - 101,0; assay USP (acidimetric, on dried sample): 98,5 - 101,5. Laboratory work with biochemical reagents according to the stated grade.

CAS number: 71-00-1
Pack quantity / capacity: 1
Measurement unit: Kilogram (kg)
Package type: Plastic bottle

Packaging and references

1 kg · Plastic bottle
HI03950025 — 25 g — Glass bottle
HI03950100 — 100 g — Glass bottle
HI03951000 — 1 kg — Plastic bottle

Selected specifications

Synonyms: L-3-Imidazol-4-alanine
C6H9N3O2
M = 155,16 g/mol
CAS [71-00-1]
EINECS-No.: 200-745-3
Solub. in water: (20 ºC): 38,2 g/l
Melting point: 272 - 273 ºC (decomposes)
LD 50 (oral, rat): > 5110 mg/kg
Tariff number: 2933 29 90 90
SPECIFICATIONS
assay EP (acidimetric) : 98,5 - 101,0
assay USP (acidimetric, on dried sample): 98,5 - 101,5
Identification IR: passes test
Identification TLC: passes test
Identification D (EP): passes test
appearance of solution: passes test
specific rotation (EP; 25ºC/D) (dried substance) : + 11,4º to + 12,4º
specific rotation (USP; 25ºC/D) : + 12,6º to + 14,0º
pH : 7,0 - 8,5: :
ammonium (NH4): passes test
chlorides (Cl): max. 200 ppm
iron (Fe): max. 10 ppm
sulfates (SO4): max. 300 ppm
individual impurity : max. 0,5 %
total impurities: max. 2,0 %
ninhydrin-positive substances:
each : max. 0,2 %
total : max. 0,5 %
loss on drying (105 ºC): max. 0,2 %
residue on ignition: max. 0,1 %

Applications

Laboratory work with biochemical reagents according to the stated grade.

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