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- bismuth sulphite 亚硫酸秘
- Easily hydrolyze to produce basic bismuth nitrate. 易水解生产碱式硝酸铋。
- Sulphite SO 3 can turn bromine water from brown to colorless. 亚硫酸根离子可把溴由棕色变成无色。
- Brass, copper, stainless steel, bismuth, and lead are all suitable. 黄铜、铜、不锈钢、铋及铅都是适合的。
- Our samples were prepared by thermal oxidizing bismuth films. 热氧化不够或低速率蒸发形成薄膜富铋,出现无定型或其它相结构,光学吸收限变宽,移向低能处。
- Bismuth is the first by Agricola clear it is a metal. 铋是由阿格里科拉首先明确它是一种金属的。
- Bismuth alloys can contain a small amount or a large amount of bismuth. 铋合金可以含有少量或较多的铋。
- Bismuth does lower the melting point and improves wetting but has limitations. 铋确实能够降低熔点,并提高熔湿特性,但是它也具有局限性。
- Generally, solder alloys with more than about 8% bismuth will be brittle. 一般来说,铋含量超过8%25的焊料合金将会变脆。
- Description:Bismuth subcarbonate is the the white powder,no smell or taste. 形状:碱式碳酸铋为无味无臭的白色粉末。
- Conclusion Bismuth potassium glycyrrhizate had antiulcer effect in rats. 结论甘草酸铋钾能有效地治疗胃溃疡。
- The common drugs APIs including the Calcium Folinate and Bismuth aluminate. 主要产品(原料药):亚叶酸钙、甲氨蝶呤、铝酸铋、异环磷酰胺、左亚叶酸钙、盐酸丙卡巴肼、美司那。
- Determination of bismuth content.Diethyldithiocarbamate spectrometric method. 英文名称: Copper and copper alloys.
- Sulphite pulp Acid pulp made from wood chips cooked under pressure in a solution of bisulphite of lime. 亚硫酸盐浆把木片在亚硫酸钙溶液内加压蒸煮而成的酸性浆。
- Then bismuth in lead anode mud was determined by EDTA complexometric titration. 王水溶样,氢溴酸除锡,直接用EDTA容量法测定铅阳极泥中高含量的铋。
- A spray dried fermented sodium lignosulphonate derived spruce wood sulphite liquor. 利用经发酵后的亚硫酸盐废液加工精制而成的木质素磺酸钠。
- In this paper, the law of inhibiting browning stain of Maillard reaction were studied by experiments of adding sulphite. 本文通过试验添加不同亚硫酸盐研究了美拉德褐变抑制的规律。
- The method of using adsorbent resin to enrich vanillin in the oxidative liquors of acidic sulphite pulping was studied. 研究了用树脂吸附分离法在酸法制浆氧化废液中富集香兰素。
- Study on antibrowning of ginger candy with compound solution of citric acid and CaCl2 in stead of sulphite . 以柠檬酸-氯化钙复合护色液对姜片进行护色处理替代传统的亚硫酸盐护色工艺,进行单因素、正交试验和感官评分。
- To introduce the function,safety and determination of sulfur dioxide and sulphite in foods. 介绍二氧化硫及亚硫酸盐在食品中的作用、安全性及检测方法。