JPH034266U - - Google Patents
Info
- Publication number
- JPH034266U JPH034266U JP6516489U JP6516489U JPH034266U JP H034266 U JPH034266 U JP H034266U JP 6516489 U JP6516489 U JP 6516489U JP 6516489 U JP6516489 U JP 6516489U JP H034266 U JPH034266 U JP H034266U
- Authority
- JP
- Japan
- Prior art keywords
- mass spectrometer
- chromatograph
- supercritical
- flow
- mobile phase
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 3
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000001819 mass spectrum Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000004949 mass spectrometry Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
Landscapes
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Description
第１図は、この考案の超臨界クロマトグラフ／
質量分析計の一例の構成説明図、第２図はこの考
案の他の例の構成説明図である。
２……超臨界クロマトグラフ（ＳＦＣ）、３…
…質量分析計（ＭＳ）、４……インタフエース、
５……イオンゲージ、６……スプリツト手段制御
部、７……気化タンク、２１……試料インジエク
タ、２２……分離カラム、３１……イオン化室、
３２……質量分離部、３３……検出部、３４……
ターボ分子ポンプ、４１……抵抗管路、４２……
流量制御バルブ、４３……分岐管路、ａ……移動
用流路、ｂ……質量分析流路。
Figure 1 shows the supercritical chromatograph of this invention.
FIG. 2 is an explanatory diagram of the configuration of one example of a mass spectrometer, and FIG. 2 is an explanatory diagram of the configuration of another example of this invention. 2...Supercritical chromatograph (SFC), 3...
...mass spectrometer (MS), 4...interface,
5... Ion gauge, 6... Split means control unit, 7... Vaporization tank, 21... Sample injector, 22... Separation column, 31... Ionization chamber,
32... Mass separation section, 33... Detection section, 34...
Turbomolecular pump, 41...Resistance line, 42...
Flow rate control valve, 43...branch pipe, a...transfer channel, b...mass spectrometry channel.
Claims (1)
体を移動相として用いるクロマトグラフと、この
移動相流路から流出される流体中の分離試料をイ
オン化してマススペクトルを測定する質量分析計
とからなる超臨界クロマトグラフ／質量分析計に
おいて、 上記クロマトグラフと質量分析計との間に、 (a) クロマトグラフの移動相流路を質量分析
計のイオン化室に接続しうる抵抗管路と、該抵抗
管路から分析され上記抵抗管路を移送される流体
の流量を調節しうる流量制御弁を備えた分岐流路
とからなるスプリツト手段と、 (b) 上記イオン化室の真空度を検出しうる真
空度検出手段と、 (c) 上記検出手段からの検出信号に基づいて
イオン源の真空度を所定値に保持しうるよう、分
岐流路の流量制御弁を調節してイオン化室への流
入量を調節しうるスプリツト手段制御部 とを備えてなる超臨界クロマトグラフ／質量分
析計。 (2) スプリツト手段の分岐管路が、分岐部と流
量制御弁との間に、加熱手段を備えた貯留タンク
を設けて構成されてなる請求項１記載の超臨界ク
ロマトグラフ／質量分析計。[Claims for Utility Model Registration] (1) A chromatograph that uses a supercritical fluid as a mobile phase in a mobile phase channel equipped with a separation column, and that ionizes a separated sample in the fluid flowing out from the mobile phase channel. In a supercritical chromatograph/mass spectrometer consisting of a mass spectrometer that measures mass spectra using splitting means consisting of a resistance line connectable to the chamber and a branch flow line equipped with a flow control valve capable of regulating the flow rate of the fluid analyzed from the resistance line and transferred through the resistance line; ) a degree of vacuum detection means capable of detecting the degree of vacuum in the ionization chamber; (c) flow rate control of the branch flow path so as to maintain the degree of vacuum of the ion source at a predetermined value based on the detection signal from the detection means; A supercritical chromatograph/mass spectrometer comprising: a splitting means control unit capable of adjusting the amount of flow into the ionization chamber by adjusting a valve; (2) The supercritical chromatograph/mass spectrometer according to claim 1, wherein the branch pipe line of the splitting means is constructed by providing a storage tank equipped with a heating means between the branching part and the flow rate control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6516489U JPH034266U (en) | 1989-06-02 | 1989-06-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6516489U JPH034266U (en) | 1989-06-02 | 1989-06-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH034266U true JPH034266U (en) | 1991-01-17 |
Family
ID=31596752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6516489U Pending JPH034266U (en) | 1989-06-02 | 1989-06-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH034266U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200448018Y1 (en) * | 2008-02-29 | 2010-03-10 | 주식회사 쓰리지테크놀러지 | Semi-auto locking device for a window |
| KR200451690Y1 (en) * | 2008-06-05 | 2011-01-05 | 주식회사 대현상공 | Locking device of a window |
-
1989
- 1989-06-02 JP JP6516489U patent/JPH034266U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200448018Y1 (en) * | 2008-02-29 | 2010-03-10 | 주식회사 쓰리지테크놀러지 | Semi-auto locking device for a window |
| KR200451690Y1 (en) * | 2008-06-05 | 2011-01-05 | 주식회사 대현상공 | Locking device of a window |
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