JPS6448863U - - Google Patents
Info
- Publication number
- JPS6448863U JPS6448863U JP14274887U JP14274887U JPS6448863U JP S6448863 U JPS6448863 U JP S6448863U JP 14274887 U JP14274887 U JP 14274887U JP 14274887 U JP14274887 U JP 14274887U JP S6448863 U JPS6448863 U JP S6448863U
- Authority
- JP
- Japan
- Prior art keywords
- air supply
- supply pipe
- ion source
- constant pressure
- sample liquid
- 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
- 239000007788 liquid Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000004949 mass spectrometry Methods 0.000 description 1
Landscapes
- Electron Tubes For Measurement (AREA)
Description
第１図は本考案の一実施例を示す概略図、第２
図は本考案の他の実施例を示す概略図、第３図は
従来例を説明するための図である。
１：質量分析系、２：イオン源、３：イオン化
室、４：液体クロマトグラフ、５：導入管、６：
多孔性部材、７：一次ビーム発生器、８：電極群
、９：排出管、１０：流量調整弁、１１：送気管
、１２：定圧バルブ、１３：ガスボンベ、１４：
遮断弁。
Figure 1 is a schematic diagram showing one embodiment of the present invention;
The figure is a schematic diagram showing another embodiment of the present invention, and FIG. 3 is a diagram for explaining a conventional example. 1: Mass spectrometry system, 2: Ion source, 3: Ionization chamber, 4: Liquid chromatograph, 5: Introduction tube, 6:
Porous member, 7: Primary beam generator, 8: Electrode group, 9: Discharge pipe, 10: Flow rate adjustment valve, 11: Air supply pipe, 12: Constant pressure valve, 13: Gas cylinder, 14:
Shutoff valve.
Claims (1)
置かれたターゲツト面に供給するための導入管と
、前記ターゲツト面上の試料液をイオン化する手
段と、余剰試料液を排出するため前記導入管に接
続された排出管と、該排出管の途中流路に接続さ
れた送気管と、該送気管を介して前記排出管内に
一定圧力のガスを供給するためこの送気管に取付
けられた定圧バルブとを備え、前記送気管に前記
排出管と定圧バルブとの間を遮断するための遮断
弁を設けたことを特徴とする質量分析装置用イオ
ン源。 an ion source, an introduction tube for supplying sample liquid from the outside to a target surface placed within the ion source, means for ionizing the sample liquid on the target surface, and the introduction tube for discharging excess sample liquid. an air supply pipe connected to an intermediate flow path of the discharge pipe; and a constant pressure valve attached to the air supply pipe for supplying gas at a constant pressure into the discharge pipe via the air supply pipe. An ion source for a mass spectrometer, characterized in that the air supply pipe is provided with a cutoff valve for cutting off between the discharge pipe and the constant pressure valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14274887U JPS6448863U (en) | 1987-09-18 | 1987-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14274887U JPS6448863U (en) | 1987-09-18 | 1987-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6448863U true JPS6448863U (en) | 1989-03-27 |
Family
ID=31408959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14274887U Pending JPS6448863U (en) | 1987-09-18 | 1987-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6448863U (en) |
-
1987
- 1987-09-18 JP JP14274887U patent/JPS6448863U/ja active Pending
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