Milbemectin A4, 10.0 µg/ml, Acetonitrile, 10ml

trans-Nonachlor, 100 µg/ml, Acetonitrile, 1ml

alpha alpha alpha (20R,24R)-24-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 62446-14-4

4-tert-Butylphenyldiphenyl phosphate,100 µg/mL,isooctane,1mL,