Total Kjeldahl Nitrogen as N Back Catalog number: 54132 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9021.12-K-AN 2-Nitrodiphenylamine, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 119-75-5 Price on request 79592 Tefluthrin Price on request S-4232-ASS-MEX5 EPA 506Laboratory Performance Test 7 Analytes each concentration as listed in methanol; units: 5x1mL, 1x5mL 1225.12 Diethyl phthalate DEP [84-66-2] 100µL/mL 1228.22 Bis(2-ethylhexyl) adipate BEHA Price on request