Phenylglyoxylic acid, 100mg

trans-Nonachlor, 10 µg/ml, Cyclohexane, 10ml

1-(4-Isopropylphenyl)urea, certified, 0.1g

n-Heptacosane, ?13C: -25.48, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 593-49-7