| 摘要 |
at. ratio of 0.95-1.10 was prepd. by 1st adding NH3 to H3PO4 to produce a slurry with an N:P ratio of 1.3:1.5, passing to a mixer where 15-85% of the sceondary H3PO4 needed to produce the final product was added, and then passing the slurry to a final mixer and demoisturizer where the final amt. of acid was added.
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