Ethiofencarb, 100 µg/ml, Acetonitrile, 5ml

2,3,3',4',5-Pentachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

Ascorbic acid

Perylene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 198-55-0