1-(3,4-Dichlorophenyl)urea, 100µg/ml in AL, 5ml

EPA Method 8270C - B/N Matrix Spiking Solution

S-4412 OrganoTin Special Mixture 1981,12 Tri-n-butyltin chloride 1000mg/L 1982,8 Di-n-butyltin dichloride 100mg/L 1983,4Monobutyltin trichloride 50mg/L Solvent: Isopropanol Units: 1L screwcap-bottles

1,4-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 21339-65-1