过氧化钠

试样以过氧化钠熔融分解，热水浸取、酸化，定容。

The sample was molten and decomposed with sodium peroxide , leached and acidified with hot water and constant-volumed .

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.

多氯联苯（PCB＿S）在聚乙二醇碳酸钾过氧化钠体系中于90℃反应6小时，PCB＿S降解率达99.45%。

Polychlorobiphenyls react with polyethyleneglycol-potassium carbonate-sodium peroxide at 90 ℃ for 6h . Degradation efficiency for PCB_S is 99.5 % .

GB/T13250-1991硫化橡胶中总硫量的测定过氧化钠熔融法

Vulcanized rubber-Determination of total sulfur content-Sodium peroxide fusion method

过氧化钠分解率的测定

Determination of Na_2O_2 decomposition rate

经过多种方案对比，四人舱选用过氧化钠制氧，活性炭净化空气。

After comparing a variety of programs , Sodium peroxide is chosen to produce oxygen and carbon is used for air purification in four-person-room .

用过氧化钠熔融酸化的方法处理样品，用同一母液分别以过硫酸铵氧化容量法测定铬、钼蓝光度法测定磷，过硫酸铵银盐氧化光度法测定锰。

Sodium peroxide is used to melt and acidate samples and then with the same liquor , the ammonium persulfate oxidation volumetric method , molybdenum blue photometric method and ammonium persulfate argento-oxidation photometric method are respectively used to determine Cr , P and Mn .