Total Kjeldahl Nitrogen as N Back Catalog number: 50465 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended ACQ-AQ13-115 Ethanol standard in water,1.3g/L,water, 1.5mL Price on request 71492 1,3-Butadiene Price on request 8458.6-100 Oxydemeton-methyl, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 301-12-2 Price on request