Bis(cyclohexanone)oxaldihydrazone,for spectrophotometric det. of Cu, >=99.0%

2-Ethoxy-1-ethoxycarbonyl-1,2-dihydroquinoline,>=99%

Acetonitrile-d3,>=99.8 atom % D

Methanol-d4,>=99.8 atom % D

Biuret,98% (Contains ?10%(w/w) Triuret)

Hexanoic acid,>=99%

Boc-Gly-OH,>=99.0% (T)

Boc-Arg(Z)2-OH,>=98.0% (TLC)

N,O-Bis(trimethylsilyl)trifluoroacetamide,>=99%

Potassium tert-butoxide,reagent grade, >=98%

Dimethyl sulfoxide-d6,"100%", 99.96 atom % D

Thioacetamide,ACS reagent, >=99.0%