NLM-143-1
L-LYSINE:2HCL (ALPHA-15N, 95-99%)
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L-LYSINE:2HCL (ALPHA-15N, 95-99%)

L-HISTIDINE:HCL:H2O (<5% D) (15N3, 98%)

DL-SERINE (15N, 98%)

L-LYSINE:2HCL (15N2, 98%+)

DL-CYSTINE (15N2, 95%)

L-TRYPTOPHAN (ALPHA-15N, 95-99%)

L-SERINE (15N, 98%)

L-SERINE (15N, 98%)

L-CYSTEINE (15N, 98%)