Chlorpyrifos-oxon, certified, 50mg

EPA Method 552.2 - Haloacetic Acids, 1000µg/ml in in MTBE, 1ml

EPA 606 Phthalate Esters in Waste Water by GC-ECD 6 Analytes, each 2000µg/mL in hexane; units: 5x1mL, 1x5mL 1224.4 Bis(2-ethylhexyl) phthalate [117-81-7] 1227.19 Benzyl butyl phthalate [85-68-7] 1226.16 Di-n-butyl phthala

Precision and Recovery Stock Solution: WHO PCBs, 1.2ml, nonane