Mixed Calibration Standard 4 Back Catalog number: 52056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2197.11-100-ME 1-Methyl-6-nitronaphthalene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 105752-67-8 Price on request 673793 Dioxathion, 100 µg/ml, Ethyl acetate, 5ml Price on request 9960.30-5UG 5ß(H),17 alpha(H),21ß(H)-Hopane (mix. with 0132.30), neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request