Di-n-octyltin dichloride, 1000µg/ml in MeChl, 1ml

n-Hexatriacontane, ?13C: -26.15, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 630-06-8

EPA Method 353.2 Nitrate + Nitrite

2,4-D