Ammonia as N Back Catalog number: 59239 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3199.13-K-IO 12-cis-Tridecenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6006-06-0 Price on request 679334 N-Ethyl-p-toluenesulfonamide, 250mg Price on request S-4519-40-PEX10 ISO 9377-2MOD Stearyl Stearate Solution for Comparison 0,5ml Stearyl stearate test solution (S-4517) with 24,5ml Extraction solvent (n-Pentane) Unit: 1mL for direct GC-Comparison Price on request