L(+)-Histidine 98%

Supplier: Thermo Scientific
Ratings: (No Reviews)

Total Ratings: 0
Avg. Ratings: 0.0 out of 5

Synonyms: L-3-Imidazol-4-ylalanine(S)-(+)-Histidine(S)-2-Amino-3-(4-imidazolyl)propionic acidNSC 137773L-HistidineH-His-OH

ACRO166151000EA 120 GBP
ACRO166151000 ACRO166150250 ACRO166155000
L(+)-Histidine 98%
L(+)-Histidine
Formula: C₆H₉N₃O₂
MW: 155.16 g/mol
Melting Pt: 282 °C (dec.)
Storage Temperature: Ambient
MDL Number: MFCD00064315
CAS Number: 71-00-1
EINECS: 200-745-3
Merck Index: 13,04741
https://uk.vwr.com/stibo/web/std.lang.all/98/29/2299829.jpg

Order Now

Specification Test Results

Appearance White Crystalline powder or crystals
Infrared spectrum Conforms
Loss on drying ≤0.2 % (105°C, 3 h)
Sulfated ash ≤0.1 %
UV transmittance ≥98 % (c=5, H2O, 430 nm) 1 cm cell
pH 7.0 to 8.5 (2 % in water)
Specific optical rotation +12.0° to +14.0° (20°C, 589 nm) (c=11, 6 N HCl) (on dry substance)
Titration with HClO4 97.5 to 102.5 % (On dry substance)
Chloride (Cl) ≤200 ppm
Sulfate (SO4) ≤200 ppm
Ammonium (NH4) ≤200 ppm
Iron (Fe) ≤10 ppm
Heavy metals (as Pb) ≤10 ppm

Learn more

About VWR

Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...

Learn more About VWR