Mass-Labelled PCB Recovery Standard, 1.2ml, nonane Back Catalog number: P48-RS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 681824 Didecyldimethylammonium chloride, 100 µg/ml, Acet Price on request 98989 Sodium benzoate Price on request S-4053-0-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