L(+)-Histidine (not of animal origin) cell culture tested, Sigma-Aldrich®
: Merck
:71-00-1
:
:C₆H₉N₃O₂
:MFCD00064315
:155.16 g/mol
:13,04741
:272…273 °C
:1.44 g/cm³ (20 °C)
:M-Clarity™ quality level = MQ200
:Ambient
:200-745-3
- Solubility (Colour):Colourless
- Solubility (Turbidity)-0,5 g to 10 ml, H₂O:Clear
- Identity by IR:Conforms to Structure
- Specific Rotation C = 11, 6 M HCl, 20 °C/EP:12,0 – 12,8
- Specific Rotation C = 11, 6 M HCl, 25 °C/USP:12,6 – 14,0
- Chloride (Cl):≤ 0,020%
- Ammonium:≤ 0,02 %
- Sulfate:≤ 0,020%
- Iron (Fe) :≤ 10 ppm
- Heavy Metals:≤ 10 ppm
- Arsenic (As):≤ 1 ppm
- Loss on Drying:0,20%
- Residue on ignition (Ash):0,10%
- Ninhydrin-Positive Substances other amino acids:Conforms
- pH 2% in H₂O:7,0 – 8,5
- Assay (Dry Basis):98,5 – 101,0%
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