锡矿石试样的还原分解,在测定的准确性、结果的重现性、操作的简易程度以及分析的速度等方面,均优于经典的过氧化钠熔矿方法。
The reductive decomposition method has the advantages over the classic ore melting method with sodium peroxide in analytical accuracy, reproducibility, ease of operation and rate of analysis, etc.
纤维素纤维织物,例如棉、亚麻、高湿模量人造丝织物可以用次氯酸钠、氯化钠和过氧化氢漂白。
Cellulosic fibers such as cotton, linen and high - wet - modulus rayons may be bleached with sodium hypochlorite or sodium chlorite as well as with hydrogen peroxide.
结果表明,氯化钠—过氧化氢—水是简单的三元体系,没有复盐的生成。
Results show that the sodium chloride - hydrogen peroxide - water ternary system is simple and no adduct forms in the system.
常用的漂白剂有过氧化氢、次氯酸钠、氯化钠以及过硼酸钠。
Common bleaching agents are hydrogen peroxide, sodium hypochlorite, sodium chlorite and sodium perborate.
方法采用氧瓶燃烧法,过氧化氢溶液为吸收液,用氢氧化钠滴定。
METHODS Oxygen flasr combustion method was used. Hydrogen peroxide solution was used as the absorption liquid and then was titrated by sodium hydroxide.
方法采用氧瓶燃烧法,过氧化氢溶液为吸收液,用氢氧化钠滴定。
METHODS Oxygen flasr combustion method was used. Hydrogen peroxide solution was used as the absorption liquid and then was titrated by sodium hydroxide.
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