Phosphate (PO43-) as PO4 Back Catalog number: 59647 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8724.8-K-IO Dimethyl adipate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 627-91-8 Price on request 80303 EPA Method 8032 Internal Standard Price on request 675108 Sodium p-n-tetradecylbenzenesulfonate, 100 µg/ml, Price on request