Method 1640Mix A

Naltrexone (base, anhydrous), 1000µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 16590-41-3

Sodium 2-(N-ethylperfluorooctane-1-sulfonamido)ethyl phosphate, 1.2ml x 50ug/ml, methanol

pH 10.0 Standard @ 25°C, in water, 100ml