JP6636746B2 - プラズマイオン源質量分析方法及び装置 - Google Patents
プラズマイオン源質量分析方法及び装置 Download PDFInfo
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- JP6636746B2 JP6636746B2 JP2015161928A JP2015161928A JP6636746B2 JP 6636746 B2 JP6636746 B2 JP 6636746B2 JP 2015161928 A JP2015161928 A JP 2015161928A JP 2015161928 A JP2015161928 A JP 2015161928A JP 6636746 B2 JP6636746 B2 JP 6636746B2
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- 238000000034 method Methods 0.000 title claims description 23
- 238000004949 mass spectrometry Methods 0.000 title claims description 19
- 150000002500 ions Chemical class 0.000 claims description 101
- 239000007789 gas Substances 0.000 claims description 84
- 239000012159 carrier gas Substances 0.000 claims description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 46
- 239000007788 liquid Substances 0.000 claims description 45
- 239000000126 substance Substances 0.000 claims description 42
- 238000006243 chemical reaction Methods 0.000 claims description 41
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 30
- 238000010884 ion-beam technique Methods 0.000 claims description 22
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 18
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 18
- 230000008016 vaporization Effects 0.000 claims description 15
- 239000012528 membrane Substances 0.000 claims description 14
- 238000000926 separation method Methods 0.000 claims description 11
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 9
- 239000011344 liquid material Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000006200 vaporizer Substances 0.000 claims description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 5
- 230000005587 bubbling Effects 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 claims 1
- 239000000523 sample Substances 0.000 description 22
- 239000011669 selenium Substances 0.000 description 21
- 238000009616 inductively coupled plasma Methods 0.000 description 20
- 229910021529 ammonia Inorganic materials 0.000 description 13
- 239000001257 hydrogen Substances 0.000 description 11
- 229910052739 hydrogen Inorganic materials 0.000 description 11
- 239000007864 aqueous solution Substances 0.000 description 10
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- 239000001307 helium Substances 0.000 description 9
- 229910052734 helium Inorganic materials 0.000 description 9
- 230000002452 interceptive effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000003960 organic solvent Substances 0.000 description 7
- 238000005070 sampling Methods 0.000 description 7
- 238000009834 vaporization Methods 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- 229920006395 saturated elastomer Polymers 0.000 description 6
- 239000012491 analyte Substances 0.000 description 5
- 239000012510 hollow fiber Substances 0.000 description 5
- 150000002431 hydrogen Chemical class 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 239000000443 aerosol Substances 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 4
- 150000001793 charged compounds Chemical class 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 description 3
- 239000012490 blank solution Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- -1 for example Substances 0.000 description 3
- 238000005040 ion trap Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000006199 nebulizer Substances 0.000 description 3
- 239000012495 reaction gas Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910020175 SiOH Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000005405 multipole Effects 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 239000012488 sample solution Substances 0.000 description 2
- 229910052711 selenium Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical group [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012482 calibration solution Substances 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- QOSATHPSBFQAML-UHFFFAOYSA-N hydrogen peroxide;hydrate Chemical compound O.OO QOSATHPSBFQAML-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 238000001819 mass spectrum Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 238000009420 retrofitting Methods 0.000 description 1
- 239000012487 rinsing solution Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 239000012086 standard solution Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000006276 transfer reaction Methods 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Electron Tubes For Measurement (AREA)
Description
Si+ + CH3OH → SiOH+ + CH3
Sc+ + CH3OH → ScOH+ + CH3
V+ + C6H6 → VC6H6 +
Ar2 + + H2O → H2O+ + 2Ar
k=1.6×10−9 cm3・mol−1・s−1
Ar2 + + H2 → ArH+ + H 又は ArH2 + + Ar
k=0.63×10−9 cm3・mol−1・s−1
Ar2 + + NH3 → NH3 + + 2Ar
k=0.55×10−9 cm3・mol−1・s−1
Ar2 + + CH4 → CH4 + + 2Ar
k=0.93×10−9 cm3・mol−1・s−1
110 試料採取部
120 試料導入部
130 誘導結合プラズマイオン源
140 インタフェース部
150 イオンレンズ部
160 コリジョン/リアクションセル
170 質量フィルタ
180 検出器
200 加湿器
300,310,320 気化装置
Claims (15)
- 導入される試料をプラズマでイオン化して真空中に引き込み、試料イオンを含むイオンビームを生成し、イオンビームを構成するイオンの分離及び検出を行う、プラズマイオン源を用いた質量分析方法であって、イオンの分離及び検出に先立ち、干渉イオンを除去するために液体物質を気化して得られた反応性ガスをイオンビームに接触させる、質量分析方法。
- 液体物質が、水、過酸化水素水、アンモニア水、メタノール、又はベンゼンである、請求項1に記載の質量分析方法。
- 液体物質が水であり、反応性ガスが水蒸気である、請求項1に記載の質量分析方法。
- 反応性ガスがキャリアガスに混入されてイオンビームに接触される、請求項1から3のいずれか1項に記載の質量分析方法。
- キャリアガスに対する反応性ガスの混入が、キャリアガスを液体物質中に通過させることによって行われる、請求項4に記載の質量分析方法。
- キャリアガスの液体物質中への通過が、メンブレンチューブを用いて行われる、請求項5に記載の質量分析方法。
- キャリアガスの液体物質中への通過が、バブリングによって行われる、請求項5に記載の質量分析方法。
- 導入される試料をイオン化するためのプラズマを発生するプラズマ発生手段と、発生したプラズマの一部を真空中に引き込むインターフェース手段と、真空中に引き込まれたプラズマから試料イオンを含むイオンビームを生成する引出電極手段と、イオンビームから干渉イオンを除去するためのコリジョン/リアクションセルと、イオンを質量電荷比に応じて分離するイオン分離手段と、イオン分離手段により分離されたイオンを検出して検出信号を出力する検出手段を含む、プラズマイオン源質量分析装置であって、液体物質を気化し得られた反応性ガスをコリジョン/リアクションセルに供給する手段を有する、プラズマイオン源質量分析装置。
- 液体物質が、水、過酸化水素水、アンモニア水、メタノール、又はベンゼンである、請求項8に記載の質量分析装置。
- 液体物質が水であり、反応性ガスが水蒸気である、請求項8に記載の質量分析装置。
- 反応性ガスがキャリアガスに混入されてコリジョン/リアクションセルに供給される、請求項8から10のいずれか1項に記載の質量分析装置。
- キャリアガスに対する反応性ガスの混入が、キャリアガスを加湿器に通過させることによって行われる、請求項11に記載の質量分析装置。
- 加湿器がメンブレンチューブを用いて構成されている、請求項12に記載の質量分析装置。
- キャリアガスに対する反応性ガスの混入が、キャリアガスを液体物質を通してバブリングする気化装置を用いて行われる、請求項11に記載の質量分析装置。
- 反応性ガスのコリジョン/リアクションセルへの供給が、液体物質を加熱により気化する気化装置から行われる、請求項8から11のいずれか1項に記載の質量分析装置。
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JP6636746B2 true JP6636746B2 (ja) | 2020-01-29 |
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US10854438B2 (en) | 2018-03-19 | 2020-12-01 | Agilent Technologies, Inc. | Inductively coupled plasma mass spectrometry (ICP-MS) with improved signal-to-noise and signal-to-background ratios |
JP6779469B2 (ja) | 2018-03-27 | 2020-11-04 | 信越半導体株式会社 | 試料分析方法、試料導入装置 |
US11075066B2 (en) * | 2018-10-26 | 2021-07-27 | Agilent Technologies, Inc. | Automated detection of nanoparticles using single-particle inductively coupled plasma mass spectrometry (SP-ICP-MS) |
CN114994224B (zh) * | 2022-07-06 | 2024-06-18 | 核工业理化工程研究院 | 一种用于气体同位素质谱计的液体样品进样装置及进样方法 |
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JP3778557B2 (ja) * | 2003-04-24 | 2006-05-24 | 新日本空調株式会社 | 分子状汚染物質の分析方法 |
US7439498B2 (en) * | 2004-10-28 | 2008-10-21 | Albert Edward Litherland | Method and apparatus for separation of isobaric interferences |
JP5469823B2 (ja) * | 2008-04-25 | 2014-04-16 | アジレント・テクノロジーズ・インク | プラズマイオン源質量分析装置 |
WO2014120676A1 (en) * | 2013-01-29 | 2014-08-07 | Georgetown University | Apparatus and methods for plasma-assisted reaction chemical ionization (parci) mass spectrometry |
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