pyrophosphate

[ pahy-ruh-fos-feyt ]

Phonetic (Standard)IPA

noun

, Chemistry.

pyrophosphate

/ ˌpaɪrəʊˈfɒsfeɪt /

pyrophosphate

/ pī′rə-fŏs′fāt′ /

First recorded in 1830–40; pyrophosph(oric acid) + -ate ²

Filter; wash the precipitate with dilute ammonia; dry, ignite, and weigh as magnesic pyrophosphate.

The precipitate is washed with dilute ammonia, dried, ignited, and weighed as pyrophosphate.

The precipitate is collected, washed with ammonia, ignited, and weighed as pyrophosphate.

The filtrate is treated with sodium phosphate, and the magnesia is weighed as pyrophosphate, or titrated with uranium acetate.

The residue is a white mass of magnesium pyrophosphate containing 27.92 per cent.

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