Base/Neutral & Acid Surrogate Standard Back Catalog number: 25015 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679633 Ramifenazone, 10mg Price on request S-4503-1-25LW Phosphorous Standards Phosphorus in Light White Mineral Oil, 20Cst Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane Price on request 2127.12-100-IOX5 Arochlor 1248 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 12672-29-6 Price on request