Mixed Calibration Standard 2 Back Catalog number: 53054 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674338 Phthalimide, 1000mg Price on request 674816 Prothoate, 100 µg/ml, Ethyl acetate, 1ml Price on request S-4051-4K-10HW 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