Tin - DSC calibration standard, 500mg Back Catalog number: LGC2609 Availability: In the manufacturer's stock Price on request - + Recommended 675331 Ethion, 250mg Price on request 14020-100CY5 PAH - Mix 16 (EPA 550/610), 100µg/ml in Cyclohexane, 5ml Price on request 685232 1,4-Dimethylnaphthalene, 100 µg/ml, Cyclohexane, Price on request