bis(2-Chloroethoxy) methane

Sodium 2-Methyl-2-propene-1-sulfonate, 25g

Custom mix, pharmaceutical residues, 10µg/mL each 3623.20 17?-Ethynylestradiol 9904.18 17a-Estradiol 8998.18 17ß-Estradiol 2545.14 (+/-)Atenolol 9500.19 Bezafibrate 1220.15 Bisphenol A 9224.15 Carbamazepine 9467.14 Diclofenac 10090.37 Erythromycin 1

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