2,3-Dichlorodibenzofuran, 1.2ml x 50ug/ml, nonane

Ronnel

0.100 N Potassium Thiocyanate

C27 Ring-C Monoaromatic sterane (5ß(H),10ß(CH3)/5?(H),10ß(CH3)),10 µg/mL,isooctane,1mL,