ASTM D-5441MTBE Contaminant Low Conc

3,3',5,5'-Tetrabromobisphenol A bis(2,3-dibromopropyl) ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 21850-44-2

Nitrite as NO2-, 1000µg/ml in water, 100ml

2,4-Dichloroaniline, 500mg