Selenium (Se) Back Catalog number: 57134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4412-ASS-10IP S-4412 OrganoTin Special Mixture 1981,12 Tri-n-butyltin chloride 1000mg/L 1982,8 Di-n-butyltin dichloride 100mg/L 1983,4Monobutyltin trichloride 50mg/L Solvent: Isopropanol Units: 1L screwcap-bottles Price on request X9091 4,6-Dinitro-2-methylphenol Price on request 9245.8-K-ME Acetaminophene-d4 (Paracetamol-d4), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 64315-36-2 Price on request