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

2,3',4',5,5'-Pentachlorobiphenyl (= 2',3,4,5,5'-),100 µg/mL,isooctane,1mL,

17?,18?(H),21ß(H),17-methyl-28-norhopane,neat,neat,ca. 5 µg,

1,1,2-Trichloroethane