Ammonium dihydrogen phosphate Modifier Back Catalog number: 52340 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DD-1478-S 1,4,7,8-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Price on request 681226 Dichlorprop-1-methylheptyl, 25mg Price on request ISOD Isodrin, 1.2mL x 100ug/mL, nonane Price on request