| 1. | Gunpowder is composed of sulfur, carbon, and potassium nitrate .
火药是由硫、碳和硝酸钾组成。
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| 2. | Summarization of potassium nitrate production process
硝酸钾生产工艺综述
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| 3. | Produces potassium nitrate , ammonium chloride and sodium nitrate
-含通信娱乐以及相关便民信息等。
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| 4. | Chemical reagents . potassium nitrate
化学试剂硝酸钾
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| 5. | { where do you get the sulfur , potassium nitrate , and other chemicals
{你从哪弄硫磺，硝酸钾和其他的化学制品？
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| 6. | Chilean natural potassium nitrate
智利天然钾硝石
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| 7. | And ammonia had effective selectivity for the separation of potassium nitrate
氨对硝酸钾的选择分离结晶效果较好。
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| 8. | Dedicated producer of potassium nitrate , ammonium chloride , and other nitrates
-专业生产各种橡胶防老剂，橡胶助剂系列产品的厂家。
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| 9. | Study on yield and purity of potassium nitrate ' s preparation experiment from method of transformation
转化法制备硝酸钾实验中的产率和纯度
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| 10. | A potassium nitrate tracer will be run with 250 mg / lt nitrate being maintained in the system
用硝酸钾作示踪剂下井，在循环系统中要保持硝酸钾根离子含量在每升250毫克左右。
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