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DL-Histidine HCl CAS:351-50-8 << BACK
ItemLimit
Description White to light yellow crystal or crystalline powder
Heavy metals (Pb)10ppmMax
Choride 15.26% ~ 15.73%
Arsenic2ppmMax
Loss on Drying0.2%Max
Residue in Ignition0.2%Max
Assay98.0~~101.0%

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