Name: D-Histidine Category:Other Amino Acids  Derivatives

Product Data Sheet

Product Name	D-Histidine; D-His-OH
CAS No.	351-50-8
Molecular Formula	C6H9N3O2
Molecular Weight	155.16
Purity (HPLC)	99% min.
Appearance	White to off white powder
Specific Rotation (20/D)	+38±2o(C=1 in H2O)
State of solution:	>98%
Identification:	Conform
Chloride (Cl):	≤0.020%
Sulfate (SO4):	≤0.020%
Ammonium (NH4):	≤0.020%
Heavy Metals (Pb):	≤10ppm
Loss on drying:	≤0.20%
Residue on Ignition:	≤0.10%
Foreign amino acids:	≤0.5%
PH:	7.0-8.5

　

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