热解涂层石墨管

本文研究了在N2和Ar气中，热解涂层石墨管、涂金属钨和锆层的热解石墨管中Al原子消失过程。

In this Paper the dissipation of aluminium under argon or nitrogen purge gas in the pyrolytic graphite coating tube , zirconium-coated and the tungsten-coated pyrolytic graphite tube has been studied .

采用热解涂层石墨管，应用氘灯扣除背景技术，在无任何基体改进剂的条件下，提出连续测定沱江河水中Cu、Pb、Cd、Cr的方法。

The continuous determination of copper , lead , cadmium , chromium in Tuojiang river is described in this paper by using pyrolytic coating graphite tube under the technique of BGC D2 background correction without any other matrix modifiers .

热解涂层石墨管性能测试及其若干问题探讨

Performance Testing and Several Issue Discussing of Pyrolyzate Coating Graphite Tube

采用抗坏血酸和磷酸二氢铵作混合基体改进剂，热解涂层石墨管，塞曼扣背景。

Ascorbic acid and ammonium dihydrogen phosphate solution were used as the matrix modifier .

采用塞曼效应背景校正技术，热解涂层石墨管，建立了石墨炉原子吸收直接测定海水镍和钒的分析方法。

Zeeman-effect background correction , tube-wall atomization , integrated absorbance measurement and pyrolytically coated graphite tube were applied .

在热解涂层石墨管和涂钽石墨管内，对影响欲测样品处管壁温度的因素进行考察，首次给出了出现温度概念较为严格的定义。

By the study of the factors influencing on the wall temperatures of the position of analyte in pyrolytically coated graphite tube and tantalum coating tube . We strictly defined the concept " appearance temperature " for the first time .