Sodium perfluoro-1-[2,3,4-13C3]butanesulfonate, 50µg/ml in MeOH, 1,2ml Back Catalog number: M3PFBS Availability: In the manufacturer's stock Price on request - + Recommended S-4051-2,5K-HW Sulfur Calibration Mixtures: Di-n-butyl sulfide in Heavy White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C) Price on request S-4053-KIT 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 30086 EPA Method 507/525 Analyte Mix #5 Price on request