EPA Method 515 Herbicide Acids

3,4-Dimethylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 95-65-8

ISO 9377-2MOD Extraction Solvent Stock Solution I 20ul of n-Heptane and 20mg of n-Tetracontane solved in 1000ml n-Pentane

5 alpha(H),17 alpha(H),(20R)-3ß-Acetoxycholest-8(14)-ene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6562-21-6