指示剂

基本解释 (translations)

indicator  ·  inaicator

与指示剂相关的网络例句 [注：此内容来源于网络，仅供参考]

Indicator A substance used to test for acidity or alkalinity of a solution by a color change.

指示剂：是一种用颜色的变化来表示溶液中酸碱程度的物质。

Solution from a 10 mL buret.(tolerance ±0.02 mL). On the lower end of the buret attach

加入1滴酚酞*指示剂，用装在10 mL滴定管的氢氧化钠溶液滴定公差±0.02 mL

Add 1 drop of phenolphthalein* indicator and titrate with the sodium hydroxide solution from a 10 mL buret.(tolerance ±0.02 mL). On the lower end of the buret attacha disposable 1-200 L plastic tip.

加入1滴酚酞*指示剂，用装在10 mL滴定管的氢氧化钠溶液滴定(公差±0.02 mL)在滴定管的末端附加一个即用即弃的1-200 L 的塑胶头。

Add 1 drop of phenolphthalein* indicator and titrate using a 10 mL buret filled with standardized 0.05 M sodium hydroxide solution (available from the automatic buret, record the actual concentration). Attach a plastic tip to the end

加1滴酚酞*指示剂，然后用刻度为10 mL的，已充满0.05M标准氢氧化钠溶液的滴定管进行滴定(也可以用自动滴定管，记录实际的浓度)在滴定管的未端装上一个塑料尖嘴plastic

Any of vari substances, such as litmus or phenolphthalein, that indicate the presence, absence, or concentration of another substance or the degree of reaction between two or more substances by means of a characteristic change, especially in color.

指示剂 任何一种具有下列功能的物质，即能通过自身性质的变化，特别是颜色的变化来表明另一种物质的存在、消失或聚集，或可以表明两种以上的物质相互反应的程度；例如石蕊、酚酞

Chemistry Any of various substances, such as litmus or phenolphthalein, that indicate the presence, absence, or concentration of another substance or the degree of reaction between two or more substances by means of a characteristic change, especially in color.

指示剂：任何一种具有下列功能的物质，即能通过自身性质的变化，特别是颜色的变化来表明另一种物质的存在、消失或聚集，或可以表明两种以上的物质相互反应的程度；例如石蕊、酚酞

A series of nitrophenol indicators is studied rich HMO method.

实验数据；对硝基苯酚；电离常数；指示剂；方法研究；颜色变化

The -300V and -500V electrets were applied on 3T3 cells for 24 and 48h, respectively, then the surface charge density on 3T3 cells and the intracellular free Ca2+ concentration and the number of apoptosis were measured by means of cell electrophoresis and flow cytometry method, respectively.

利用Fluo—3/AM Ca2+指示剂，采用流式细胞术测定3T3细胞内钙离子浓度的变化和3T3细胞的凋亡量，探讨驻极体诱导3T3细胞凋亡与细胞表面电荷密度和游离钙浓度变化之间的关系。

与指示剂相关的网络解释 [注：此内容来源于网络，仅供参考]

indicator：指示剂

指示剂 指示剂(Indicator)是能由某些物质存在的影响而改变自己颜色的物质. 主要用于容量分析中指示滴定的终点. 一般可分为酸碱指示剂、氧化还原指示剂、吸附指示剂等. 指示剂除分析外,也可用来检验气体或溶液中某些有害有毒物质的存在.

xylenol orange：二甲酚橙(指示剂)

xylene cyanol blue FF 二甲苯蓝FF(指示剂) | xylenol orange 二甲酚橙(指示剂) | zigzag scanning 锯齿扫描

xylene cyanol blue FF：二甲苯蓝FF(指示剂)

well-closed container 密闭容器 | xylene cyanol blue FF 二甲苯蓝FF(指示剂) | xylenol orange 二甲酚橙(指示剂)

thymolphthalein：百里酚酞(麝香草酚酞)(指示剂)

thymol 百里酚(麝香草酚)(指示剂) | thymolphthalein 百里酚酞(麝香草酚酞)(指示剂) | titer, titre 滴定度

Congo red：刚果红(指示剂)

congealing point 凝点 | congo red 刚果红(指示剂) | content uniformity 装量差异

cresol red：甲酚红(指示剂)

counter ion 反离子(平衡离子) | cresol red 甲酚红(指示剂) | crucible 坩埚

crystal violet：结晶紫(指示剂)

crude drug 生药 | crystal violet 结晶紫(指示剂) | cuvette, cell 比色池

eosin sodium：曙红钠(指示剂)

enzyme inhibition 酶抑制 | eosin sodium 曙红钠(指示剂) | epimer 差向异构体

toluidine blue：甲苯胺蓝(指示剂)

toluene distillation method 甲苯蒸馏法 | toluidine blue 甲苯胺蓝(指示剂) | total ash 总灰分

color transition point：色变点;<指示剂>颜色转变点

color test 比色试验 | color transition point 色变点;颜色转变点 | color triangle 基色三角形