Chlormephos, 100 µg/ml, Ethyl acetate, 5ml

BTEX Mixture 5 5 Analytes, each 100µg/mL in methanol; unit: 1x5mL screw-cap Chiron No. Compound CAS No. 1300.6 Benzene [71-43-2] 1264.7 Toluene [108-88-3] 1268.8 Ethylbenzene [100-41-4] 1266.8

Thiophene/2-Methylthiophene (2:1) in isooctane/Toluene(3:1); Units: 5x1mL ampoules, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4056-0 Blank 0 S-4056-5 5

Calibration Mixtures: Di-n-butyl sulfide in Isooctane Unit: 1x10mL screw-capped bottle Isooctane µgS/g (ppm) Wt.% S-4050-0-10IO 0 Blank 0 S-4050-1-10IO 1 0.0001 Etc. S-4050-10Kit Kit of above solutions