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- The pressure over the sample can then be increased via a gas burette. 借助量氣管可增加樣品上的壓力。
- Open the burette cock and allow the water to return to the level bottle. 打開(kāi)滴管龍頭，使水流到水平瓶。
- Note: The burette is very fragile and may break if it comes in contact with an object while shaking the instrument. 注意：滴管非常容易碎，如果儀器搖動(dòng)時(shí)碰到其他物體可能碰碎它。
- Open the Whitey valve (5056) and allow gas to flow into the burette, reducing the gauge pressure to 5 psi or less. 打開(kāi)白色閥門(mén)(5056) 允許氣體流進(jìn)滴管，減少壓力表到5 psi或者更少。
- The a lkaline burette was good, and I could controlled the ending as I wished. the result can satify me, too. 隨便買(mǎi)了本4級英語(yǔ)的詞匯，實(shí)在太多了，沒(méi)有心情看，反正都差不多，都是那么難看。
- To determine potassium iodate in edible salt, the specification of home-made capillary burette is 0. 用該法測定食鹽中的碘酸鉀,當毛細滴管規格為0。
- Using a calibrated burette to add the titrant, it is possible to determine the exact amount that has been consumed when the endpoint is reached. 用經(jīng)過(guò)校正的滴定管加入滴定液，就有可能測定到達終點(diǎn)時(shí)滴定液的確切消耗量。
- The capillary burette micro titration in counting drops is employed to determine iodine ions in the mixed halide solution. 采用毛細滴管數滴微型滴定法測定混合鹵化物中的碘離子。
- The shaking of the instrument allows for more build up of gas in the test container and for the next release of gas into the burette. 搖動(dòng)儀器可以使更多的氣體進(jìn)入測試容器，下次氣體的釋放進(jìn)入滴管。
- This article describes a simple drop weight method for determining the surface tention of PSA emulsions using a common Geiser burette,a transfer pipette and a microbalance. 介紹了一種利用常用的酸式滴定管、移液管和電子天平測定乳液表面張力的簡(jiǎn)易方法。
- The company is specialized in plastic burette(straw), dropping bottle and in depend on solid mould strength we can design and exploit several kinds of new products which you need. 公司歷來(lái)實(shí)施標準化產(chǎn)品作業(yè)及嚴格的科學(xué)管理體制。
- Problems of normal micro burette are that the basis is not stable,the storagebattle is too small and the linking paet of glass tube is very easy to break. 對常用微量滴定管進(jìn)行了改進(jìn)設計與裝配，解決了基座不穩、貯液管容量小和管道銜接處易損壞等弊端。
- Now connect the rubber coupling (5046) to the center stem of the burette and connect the other end of the coupling to the hose nipple (5057) of the Whitey valve (5055). 現在連接橡膠連接(5046)到滴管的中心桿，另一端連接到閥門(mén)(5055)的連接器(5057)。
- When making the air reading in the burette, the level bottle should be raised so as to bring the liquid in the burette and level bottle to the same level. 當得到滴管中的氣體讀數，水平瓶應該升高，使滴管中的液體和水平瓶中的液體在相同的水平。
- A new burette that was general for both acid and base was developed.The structure, function, characteristic and operation of the burette were described. 介紹了一種新型的酸堿通用滴定器的結構、性能、特點(diǎn)和使用方法,并與老式滴定管進(jìn)行了對比試驗。
- The determination of water content by Karl Fischer method is realized through the microcomputer-controlled automatic titration system consisting of MIA-3 multifunction ion analyzer and a digital automatic burette. 利用MIA-3微機化多功能離子分析器和數字自動(dòng)滴定管組成的微機控制自動(dòng)滴定系統;可以用Karl-Fischer法測定樣品中的水分.
- Methods:Cadmium column and acid-base resisting burette with knob-operated control were used to determine nitrate and nitrite in milk product.The method of national standard was improved. 方法:采用進(jìn)口鎘粒,用耐酸堿的活塞旋鈕滴定管替代鎘柱玻璃管,對國家標準方法鎘柱法進(jìn)行改進(jìn)后,測定奶制品中硝酸鹽和亞硝酸鹽,結果:測定結果與國標測定方法一致。
- Flint glass burette with ptfe stopcock 聚四氟乙烯旋塞滴管
- Development and application of a universal burette 通用滴定器的研制與應用
- Keywords titration;capillary burette;iodine ions; 滴定法;毛細滴管;碘離子;
