stannous的例句大全

This article describes the determination of cobalt and stannous ions in black tin cobalt alloy electroplating baths by means of spectrophotometry. The effect of measuring wave length, oxidant, addition of potassium pyrophosphate, interfering elements and other affecting factors on the measured absorbance were investigated.

利用分光光度法测定锡钴合金镀液中钴（Ⅱ）和锡（Ⅱ）的含量，探讨了测量波长和氧化剂的选择、焦磷酸钾的加入量、干扰元素等对测量结果的影响。

A new immersion plating process was developed in which copper sulfate and stannous sulfate were used as main salt, with addition of complex, brightener and stabilizer to tin salt.

采用硫酸铜、硫酸亚锡为主盐，加入络合剂、光亮剂、锡盐稳定剂，研究成功了一种新的浸镀铜锡合金工艺。

It was considered that ferric chloride hexahydrate, stannous chloride dihydrate and strong-acid cation exchange resin are excellent catalysts with practical application value for synthesis of allyl propionate.

综合评价后认为，六水三氯化铁、二水氯化亚锡和强酸性阳离子交换树脂是在合成丙酸烯丙酯中具有实用价值的催化剂。

Study on the synthesis of lactide using stannous bis ( 2-ethylhexanoate) as catalyst

2-乙基己酸亚锡催化合成丙交酯的合成工艺研究

Proving of Potassium Persulfate high Pressure Digestion-Stannous Chlorine Spectro Photometric Method

城市污水总磷的测定&过硫酸钾高压消解、氯化亚锡分光光度法验证

Using of acid to solubilize samples, using of stannous chloride to reduce most of ferric iron in the acid medium, using of titanous chloride to reduce residual ferric iron, total ferro quantity can be determined by potassium dichromate titration.

采用酸分解试样，在酸性介质中，以二氯化锡还原大部分三价铁，三氯化钛还原剩余三价铁，用重铬酸钾滴定测全铁量。

spectrophotometric determination of rhodium with stannous chloride and rhodamine b

铑二氯化锡罗丹明B分光光度测定微量铑

the catalytic synthesis of butyric ester by solid stannous chloride

固体无机氯化物催化合成丁酸酯

determination of iron in pyrite samples by stannous chloride-hydrazine sulfate-ceric sulfate method

氯化亚锡-硫酸肼-硫酸铈滴定法测定铁

fluoride with sodium fluoride, potassium fluoride, stannous fluoride and sodium monofluorophosphate.

氟化物有氟化钠，氟化钾，氟化亚锡及单氟磷酸钠。

p& g's crest pro-health enamel shield, which came out last year, is made with a particular type of fluoride called stannous fluoride.

此外，去年上市的佳洁士“牙釉质防护盾”添加了一种特殊的氟化物，名叫氟化亚锡（stannousfluoride）。

the flotation behaviour of platinum from stannous chloride-malachite green-water system in the presence of ammonium sulphate was studied.

研究了在盐酸介质中硫酸铵存在下氯化亚锡-孔雀绿-水体系浮选分离铂的方法。

in order to reduce tungsten to w5+ completely, titanium trichloride or stannous chloride were generally used as reducing agents.

为使钨完全还原为5价，通常单独使用三氯化钛或氯化亚锡作还原剂。

optimized formulation of tetrofosmin and stannous chloride for injection using orthogonal design

注射用亚锡替曲膦的制备及处方设计

kinetics of the thermal decomposition of stannous oxalate

草酸亚锡热分解反应动力学

application of the granite slabstone as topping anticorrosive on the ground of stannous chloride workshop

花岗岩板块材面层在氯化亚锡车间地面防腐的运用

a quantum study on the reaction mechanism of stannous chloride series in coal combustion

煤燃烧过程中锡的氯化物生成机理的理论研究

synthesis of diethyl succinate by stannous chloride catalyst

氯化亚锡催化合成丁二酸二乙酯

preparation of stannous chloride stock solution

氯化亚锡储备液的配制

pentetate acid and stannous chloride for injection

注射用亚锡喷替酸