WS Phthalates Back Catalog number: 38130 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1781.10-10MG 1,5-Diaminonaphthalene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 2243-62-1 Price on request 57011 Sodium (Na), 1000µg/ml in 2%-HNO3/Water, 100ml Price on request S-4254-50-10T Sulfur Calibr. Mix. Dibenzothiophene in Toluene (20 cSt)Unit: 10mL screw-capped bottle Matrix White oil White Oil Concentration Isooctane Toluene 3 cSt Price on request