NILE CHEMICALS
L - TRYPTOPHAN FOR BIOCHEMISTRY |
|
Used as a substrate in determination | |
of tryptophanase | |
C11H12N2O2 M.W. 204.23 | |
Minimum assay ( HCIO4 titration ) | 99% |
Maximum Limits of Impurities : | |
Heavy metals ( as Pb ) | 0.001% |
Ammonium ( NH4 ) | 0.01% |
Foreign amino acids | 0.3% |
Other ninhydrin - positive substances | |
( as glycine ) | 0.1% |