2,3',4,6-Tetrachlorobiphenyl Back Catalog number: 10683.12-100-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 2691.34-10UG 17ß(H),21 alpha(H)-(22R)-Tetrakishomohopane , neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 79951-54-5 Price on request 79664 Phenanthrene Price on request S-4415-20-100PE ISO 9377-2MOD Extraction Solvent Stock Solution I 20ul of n-Heptane and 20mg of n-Tetracontane solved in 1000ml n-Pentane Price on request