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Position: Home -> Products -> L Group Amino Acids L-Tyrosine CAS:556-03-6 << BACK Item Limit Specific Rotation [a]D20o -11.3ºto ¨C12.1º State of solution 98.0% Max Chloride (Cl) 0.020% Max Ammonium(NH4) 0.02% Max Sulfate(SO4) 0.020% Max Iron(Fe) 10ppm Max Heavy Metals (Pb) 10ppm Max Arsenic(AS2O2) 1ppm Max Loss on Drying 0.20% Max Residue on Ignition 0.10% Max Other Amino Acid Chromatographically not detectable Assay 99.0 to 101.0% PH 5.0 to 6.5

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