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- Ultraviolet photometric method is used to determinate the concentration of ozone from ozone instrument and compare normal curve of Indigo Disulphonate Spectrophotometry. 用紫外分光光度法对臭氧发生器在不同流量时所产生的臭氧浓度进行了测定,绘制并比较了不同方法建立臭氧浓度标准曲线之间的差异。
- Ambient air--Determination of ozone--Indigo disulphonate spectrophotometry GB/T15437-1995环境空气臭氧的测定靛蓝二磺酸钠分光光度法
- Keywords ozone;indigo disulphonate;spectrophotometer;potassium iodide method; 臭氧;靛蓝二磺酸钠;分光光度法;碘量法;
- The indigo plant or the blue dye obtained from it. 假蓝靛靛蓝植物或从这种植物中提取的蓝色染料
- This traditional costume is of indigo blue. 这件传统服装是靛蓝色的。
- Sodium and water react (together). 钠和水能起反应。
- Common salt is a compound of sodium and chlorine. 食盐是钠和氯的化合物。
- indigo sodium disulphonate (ISD) 靛蓝二磺酸钠
- The crude sodium carbonate ash obtained from these plants. 苏打灰从这些植物中获得的粗碳酸钠灰
- WHY ARE INDIGO CHILDREN PROBLEMATIC? 为什么靛蓝孩子是使人困惑的难题?
- Indigo dyes can be used on wool. 靛蓝染料可用于羊毛面料。
- Alkyl halides are reacted with sodium nitrite. 卤化烷与亚硝酸钠反应。
- This clothwas dyed blue with Chinese indigo. 这块布是用靛青染蓝的。
- This traditional costumeis of indigo blue. 这件传统服装是靛蓝色的。
- This cloth was dyed blue with Chinese indigo. 这块布是用靛青染蓝的。
- Blue from indigo plant is deeper than its origin. 青出于蓝而胜于蓝。
- The sodium is removed with cation exchange resin. 钠用阳离子交换树脂来分离。
- Multiple dips create a deep dark indigo blue. 多个垂度创造深黑暗的靛蓝色。
- His dream was to naturalize indigo in France. 他的梦想是把靛青移植到法国来。
- Outside her window, an indigo bunting was singing. 窗外一只靛青鸟唱著歌。
