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Position: Home -> Products -> D Group Amino Acids
D-Histidine CAS:351-50-8 << BACK
Description White Crystal
State of solution98.0% Max
PH 7.0 to 8.5
Specific Rotation [a]D20o+12.0 to +12.8 degree
Ammonium(NH4) 0.020% Max
Chloride(Cl)0.020% Max
Sulfate (SO4)0.020% Max
Iron(Fe) 10ppm Max
Heavy metals (Pb)10ppm Max
Arsenic (As2O3)1ppm Max
Loss on drying0.20% Max
Residue on ignition0.10% Max
Other amino acids0.5% Max
Assay99.0% to 101.0%

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