Color Back Catalog number: 50819 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4072-05-10MEX10 Sulfur Standard 1 Unit: 10mL screw cap bottle Chiron No. Matrix: Methanol Compound Concentration S-4072 Diethyl sulfide 0.5 ppm (w/w) Di-n-butyl sulfide 0.5 ppm (w/w) Price on request S-4471-20-NN Precition and Recovery (PAR) Standard Solution Dioxin-like PCBs each in 20ng/mL solution in n-nonane; unit: 1x1mL Chiron No. Dioxin-like PCBs PCB No. CAS No. 2006.12 3,3’4,4’-TetraCB PCB-77 [32598-13-3] 2007.12 3,4,4’,5-TetraCB PCB-81 [703 Price on request 15900-3230-100AN5 Methabenzthiazuron, 100µg/ml in Acetonitrile, 5ml 1 240,00 Kč