Internal Std., 4000µg/ml Methylene Chloride, 1ml Back Catalog number: 10009 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 93010 Stearic acid butyl ester Price on request 2605.18-200-T 1,2,3,4,5,6-Hexahydrochrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 2091-91-0 Price on request 54132 Total Kjeldahl Nitrogen as N Price on request