Merphos

Sulfur Calibr. Mix. Dibenzothiophene in Toluene (20 cSt)Unit: 10mL screw-capped bottle Matrix White oil White Oil Concentration Isooctane Toluene 3 cSt

(-)-delta-9-Tetrahydrocannabinol-C3, 10.0 µg/ml,

2,2',3,4,4',5,6'-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,