释义 |
- 重铬酸钾:一种可溶性盐,化学式为K2Cr2O7,主要用于染料、摄影和氧化剂。
- 1
环境科学技术 重铬酸钾 The proposed method is applied to the determination of COD in wastewater with satisfactory result at the condition of 20.00 mL water sample,10.00 mL potassium dichromate standard solution,24 mL sulfuric acid and without silver sulfate and mercuric sulfate. 新方案在不使用硫酸银和硫酸汞的条件下,取水样20.00 mL,加入10.00 mL重铬酸钾标准溶液和24 mL硫酸(密度为1.84 g/mL),加热回流2 h。
- 2
化学 重铬酸钾 The method has been applied to the on-line determination of COD in river water, pool water, and the results are in agreement with traditional method using potassium dichromate. 该法用于河水、池塘水和轻度污染工业废水分析,获得了与经典重铬酸钾法基本一致的测定结果。 将高铬酸钾
|