Melamine (13C3,99%; Amino-15N3,98%) 100 µg/mL in Water, 1,2ml

4-Nonylphenol, mixture of nonyl isomers, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 84852-15-3

2-Amino-4,5-dimethoxybenzoic acid, 98%, 10g

Amidosulfuron, 10.0 µg/ml, Acetonitrile, 10ml