查询词典 phenolphthalein

The causes of producing error results were analyzed at detecting alkaline cell seal characteristics,using phenolphthalein solution.

摘 要：分析了用酚酞试剂检测碱性电池密封性能产生错误结果的原因。

In order to increase reliability using phenolphthalein solution to detect alkaline cell sealing characteristics,the water in the alcohol was decreased, environment humidity were requisite.

为了提高酚酞溶液检测碱性电池密封性能的可靠性，就必须减少配制酚酞试剂酒精中的含水量，同时也必须降低测试环境湿度。

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

Note: If adding phenolphthalein indicator, with a red, said water samples were not phenolphthalein alkalinity.

注：如果加入酚酞指示剂后，无红色呈现，则表示水样中没有酚酞碱度。

Our company will be with the strength specializing in phenolphthalein, high-quality products, the most favorable price, The best service, offer the phenolphthalein, yellow phenolphthalein products to you.

我公司将以专业生产酚酞的实力，高品质的产品，最优惠的价格，最好的服务，向您提供酚酞、黄酚酞产品。

Our company will be with the strength specializing in phenolphthalein, the high-quality most favorable price of products, The best service, offer the phenolphthalein, yellow phenolphthalein products to you.

我公司将以专业生产酚酞的实力，高品质的产品最优惠的价格，最好的服务，向您提供酚酞、黄酚酞产品。

Produce 1000 tons of phenolphthalein, yellow phenolphthalein is 1000 tons per year.

山西柳青药业有限公司是中国最大的酚酞产品专业生产厂家，年产酚酞1000吨、黄酚酞1000吨。

Effects of physical ageing on glass transition of phenolphthalein polyaryletherketone, phenolphthalein polyarylethersulfone and their blends and composites have been studied by differential scanning calorimetry.

本文用DSC技术研究了物理老化对PEK-C、PES-C及其共混物和复合材料玻璃化转变的影响。

Methods: the 165 patients with the coprostasis about patient with psychosis were divided into a group with fanxieye and 163 patients with same symptomwere divided into b group with phenolphthalein, 5-10g fanxieye or 0.3g phenolphthalein , po, st.

方法将伴有便秘症状328例精神病人随机分为a(165例)、b（163例）两组，a组给番泻叶5-10g冲水顿服；b组给果导片0.3顿服。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。