Ammonia as NH3 Back Catalog number: 50779 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1008.3-1ML Trimethylenesulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 287-27-4 Price on request 8993.21-2MG Methyl 5-cis,8-cis,11-cis-eicosatrienoate , Approx. 2mg in approx. 0,5mL methanol, Solvent-, Unit , # of units-, Cas.no. 169232-04-6 Price on request S-4053-20K-10T Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K Price on request