2,3',5',6-Tetrachlorobiphenyl

2-Aminodipyrido[1,2-a:3',2’-d]imidazole Dihydrochloride, 5mg

Terbumeton, 100 µg/ml, Methanol, 5ml

Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K