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DL-Tryptophan
Are you looking for China or India manufacturers of DL-Tryptophan CAS:54-12-6, (±)-α-Amino-3-indolepropionic acid factory or (±)-2-Amino-3-(3-indolyl)propionic Acid supplier? Where can buy DL-3β-Indolylalanine or if you want to know the price market of DL-3beta-Indolylalanine? Welcome to contact us for DL-Tryptophan COA or MSDS.
CAS RN: 54-12-6
Solubility in water
Colorless & clear (c=1)
Loss on drying
Not more than 0.3%
Residue on ignition (as sulfate)
Not more than 0.1%
Chloride (Cl)
Not more than 0.02%
Sulfate (SO4)
Not more than 0.03%
Heavy metals (as Pb)
Not more than 20ppm
Iron (Fe)
Not more than 20ppm
Ammonium (NH4)
Not more than 0.02%
Arsenic (As2O3)
Not more than 1ppm
Other amino acids
Not detected by T.L.C.(The spotted amount, 10μg)
Assay
98.5%~101.0%