Alat Roll Mill Indonesia

201867phosphoric acid h 3 po 4, pa is an industrial acid, produced from two main types of phosphate rock sedimentary and igneous.in the classical wet process, wet process pa is produced by a reaction between the ore and sulphuric acid, forming 30 solids thick slurry, in three stages acidulation, filtration and concentration to produce a 50p 2 o 5 acid. in a novel process, the phosphate ore is ...

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