采用不同消解方法和测定方法对过磷酸钙中硫含量的测定进行研究。试验结果表明:以100 m L(1+5)盐酸溶液消解过磷酸钙,采用重量法和电感耦合等离子体发射光谱法测定硫含量均能获得满意的结果,此方法准确度高、精密度好。重量法虽然经典,...采用不同消解方法和测定方法对过磷酸钙中硫含量的测定进行研究。试验结果表明:以100 m L(1+5)盐酸溶液消解过磷酸钙,采用重量法和电感耦合等离子体发射光谱法测定硫含量均能获得满意的结果,此方法准确度高、精密度好。重量法虽然经典,但操作繁琐,而电感耦合等离子体发射光谱法操作便捷。展开更多
Analyzing the mechanism of acidulation of phosphorite in GTSP process for manufacturing calcium tri superphosphate,authors proposed to cancel the secondary ball milling in order to reduce water content in active slurr...Analyzing the mechanism of acidulation of phosphorite in GTSP process for manufacturing calcium tri superphosphate,authors proposed to cancel the secondary ball milling in order to reduce water content in active slurry.This had been proven possible through the experimental evaluation of the reactivity of phosphorite particles in two sizes of 60% 200 mesh and 80% 200 mesh.展开更多
文摘Analyzing the mechanism of acidulation of phosphorite in GTSP process for manufacturing calcium tri superphosphate,authors proposed to cancel the secondary ball milling in order to reduce water content in active slurry.This had been proven possible through the experimental evaluation of the reactivity of phosphorite particles in two sizes of 60% 200 mesh and 80% 200 mesh.