4-Methyl-2,2',5,5'-tetrachlorodiphenylmethane Back Catalog number: 8912.14-100-T Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended S-4053-2.5K-TX5 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 Price on request 79861 Clopyralid (Lontrel), 1000µg/ml in Acetonitrile, 1ml Price on request 56229 Copper (Cu) Price on request