查询词典 sodium thiosulfate

The determination of biochemical oxygen demand by low concentration sodium thiosulfate volumetric method was studied in this paper.

标准方法指出：在生化耗氧量试验过程中，应使培养中所消耗的溶解氧大于2mg/L，而剩余溶解氧不应少于1mg/L。

The subsequent sample solution was titrated with sodium thiosulfate standard solution,the...

该方法准确、快速、灵敏，测定的相对标准偏差为0.69%~1.58%，回收率为

In order to further increase the brightness of electroless silver plating and improve the performance of bath, the influence of a, a'-Bipyridyl and sodium thiosulfate on the face of coating was studied by Hull Trough test, surface morphology of coating with basic formula and optimizing formula was observed by metalloscope.

为了进一步提高烟酸镀银的光亮性，改善镀液的性能，通过赫尔槽试验研究了2，2-联吡啶与硫代硫酸钠对镀层外观的影响，并用金相显微镜观察基础配方和优化配方的镀层的表面形貌。

The differende between the volumes, in mL, of 0.01N sodium thiosulfate consumed in the actual test and in the blank test, multiplied by 10 and divided by the weight, in g, of the specimen taken ,is the Peroxide Value.

differende之间册，在毫升， 0.01n硫代硫酸钠消耗在实际的测试和在空白实验，再乘以10和除以重量，在g ，标本采取的，是过氧化值。

Methods:74 intermediate and advanced lung cancer petients were treated by brochial artery infusion with general or high dose anticancerous drugs and intravenous sodium thiosulfate.

74例中晚期肺癌进行了支气管动脉灌注，分常规组和大剂量组对照分析。

A substance, such as sodium thiosulfate, used to neutralize the excess chlorine or hypochlorite left after bleaching textiles, fiber, or paper pulp.

脱氯剂一种用于中和漂白织物、纤维或纸浆留下的氯或次氯酸盐的物质，如硫酸钠

Seven derivatives of 1,3- dithiocyclohexane were prepared via the reaction o f 7 aldehydes with Bunte′s salt prepared from 1,3-dichloroprop ane and sodium thiosulfate.

国内外关于 1， 3 二硫环己烷类化合物的合成已有大量报道 [5~8]，但反应条件较苛刻，一般都在-18~78℃之间，而且一种方法只能合成一种物质。

By neutralizating, evaporating and crystallizing by-product sodium thiosulfate could be prep.

氧化后液的主要成分为硫代硫酸钠，通过中和、浓缩和结晶，可以副产出硫代硫酸钠。

The results show that it only takes 8 min for the reaction, when the initiator is potassium persulfate/sodium thiosulfate which forms an oxidation-reduction initiator system; N,N-methylene diacrylamide is as cross-linker; neutralization degree is 70%, under the microwave power of 360 W.

结果表明，在360W的微波辐射功率下，采用过硫酸钾与硫代硫酸钠的氧化还原引发体系，N，N-亚甲基双丙烯酰胺为交联剂，接枝单体的中和度为70%时，只需8min就可以完成纤维素基高吸水树脂的接枝共聚合成。

Farmer's reducer: A solution for reducing the density of developed negatives, invented by Howard Farmer and containing principally potassium ferricyanide and sodium thiosulfate.

法梅氏减落薄业：侯活法梅发明的减薄液，它是一种能把显影底片的密度减弱的液体。主要成分是铁青化钾和硫代硫酸钠。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。