Phosphate as (PO4-3), 1000µg/ml in water, 100ml Back Catalog number: 54263 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 679767 2,4,6-Trichlorophenoxyacetic acid, 100 µg/ml, Ace Price on request 674972 Anilazine, 250mg Price on request D-4629-LB-CAL-R1- Nitrogen Calibration Set - Low Boiling Solvents, 8 x 1mL Price on request