D4-Carbendazim, 100 µg/ml, Methanol, 1ml

Isofenphos-des-N-isopropyl

2,3',4',5'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Light White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C)