Here's what rhymes with phosphates.

Consider these alternatives

nitrates / hydrates manganese / these salts / towards carbonates / states inorganic / organic vanadium / radium ores / course sulfate / sulphate nitrites / rights hydroxide / dioxide urea / idea carbonate / late nitrogen / hydrogen alkali / lie triphosphate / phosphate inositol / people ammonium / chromium fishmeal / feel oxidizing / rising