EPA Method 8021B Internal Standard

Methyl 12-cis,15-cis-heneicosadienoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 122768-03-0

2,4-D-butyl ester, 250mg

Reagent kit for 100 tests (phosphate LR) Contains: 100 powder sachets