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1)  production of first grade SSP
生产一级品过磷酸钙
1.
The production of first grade SSP is described from phosphate rock with middle or low grade 26% ～ 28% P2O5 and phosphoric acid sludge.
介绍26%～28%中低品位磷矿加磷酸酸泥生产一级品过磷酸钙的技术。
2)  use for the production of SSP
用于过磷酸钙生产
3)  food grade calcium hydrogen phosphate
食品级磷酸氢钙
1.
Production technologies of food grade calcium hydrogen phosphate such as phosphoric acid purification method,bone glue extraction method and applications are introduced in detail.
本文介绍了国内外食用磷酸钙盐的概况 ,详细介绍了磷酸净化法、骨胶浸取法等食品级磷酸氢钙的生产工艺以及应用情况。
2.
Preparation method and chief process conditions of food grade calcium hydrogen phosphate from Kiln - way phosphoric acid are investigated and corresponding flow path is presented.
探讨了由窑法磷酸制备食品级磷酸氢钙的方法和主要工艺条件，提出了相应的工艺流程。
4)  calcium superphosphate
过磷酸钙
1.
Application of water-reducing bulking agent in the production of calcium superphosphate;
减水疏松剂在过磷酸钙生产中的应用研究
2.
Impact of mixing phosphate ores on calcium superphosphate production;
配矿对过磷酸钙生产的影响
3.
Determination of sulphate from calcium superphosphate by gravimetric analysis of barium sulphate was affirmed, which was simple and suitable for the analysis of industrial product with high accurate and good fidelity, with absolute deviation of 0.
　确认了用硫酸钡重量法测定过磷酸钙中硫酸根含量的分析方法,该方法与艾士卡法比较,绝对误差在0。
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5)  SSP
过磷酸钙
1.
Structural Improvement of 5 t Bucket Grab in SSP Curing Warehouse;
过磷酸钙熟化库5t抓斗的结构改进
2.
Study on the Application of Active & Porous Agent in SSP Production;
过磷酸钙活化疏松剂的应用研究
3.
The Application of LGQ Type Gauger in SSP Production;
LGQ型计量器在过磷酸钙生产中的应用
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6)  single superphosphate
过磷酸钙
1.
Study on quality improvement of single superphosphate
改善过磷酸钙产品质量的研究
2.
Using pot experiment,the transformations of different forms and the bioavailability of added Pb in soil blended with single superphosphate(SSP) were determined.
采用盆栽试验方法,研究了施入过磷酸钙磷肥对土壤中外源铅的形态变化及其生物有效性的影响。
3.
Micro-wave drying method,which is used to determine the water content in single superphosphate,is characterized by high-leveled precision,simple operation,easy-controlled operating conditions,and fast analyzing speed with RSD=(n=6)1.
提出用微波干燥法测定过磷酸钙中水分的含量,测定的精密度较高,操作简便,条件容易控制,分析速度快,RSD=(n=6)为1。
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补充资料：磷酸钙
    　　又称磷酸三钙。化学式Ca3(PO4)2。白色晶体或无定形粉末；相对密度3.14，熔点1670℃；溶于酸，不溶于水和乙醇。它可由氯化钙与磷酸钠反应制得。磷酸钙是制造磷的原料；并用于陶瓷、玻璃、制药、肥料、饲料等方面；还用作易潮解盐颗粒的外衣，防止它们在潮湿天气下潮解。
　　

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