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L-Tryptophan CAS:73-22-3<< BACK
ItemLimit
Specific Rotation [a]D20o -29.4°„to-32.8°„
PH 5.5 to 7.0
State of Solution 95.0% Min
Chloride (Cl) 0.050% Max
Ammonium (NH4) 0.020% Max
Sulfate (SO4) 0.030% Max
Iron (Fe) 30ppm Max
Heavy Metals (Pb) 15ppm Max
Loss on Drying 0.3% Max
Residue in Ignition0.1% Max
Assay 98.5% -101.5%

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