JPH02109254U - - Google Patents

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Publication number
JPH02109254U
JPH02109254U JP1863189U JP1863189U JPH02109254U JP H02109254 U JPH02109254 U JP H02109254U JP 1863189 U JP1863189 U JP 1863189U JP 1863189 U JP1863189 U JP 1863189U JP H02109254 U JPH02109254 U JP H02109254U
Authority
JP
Japan
Prior art keywords
refractive index
differential refractive
pressure
index detector
storage tank
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
Application number
JP1863189U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1863189U priority Critical patent/JPH02109254U/ja
Publication of JPH02109254U publication Critical patent/JPH02109254U/ja
Pending legal-status Critical Current

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  • Investigating Or Analysing Materials By Optical Means (AREA)

Description

【図面の簡単な説明】
第１図は、本考案の全体構成の概略を示す説明
図である。第２図は、本考案における圧力計の構
造例の概略を模式的に示した正面図である。 １……溶離液貯槽、２……エアートラツプ、３
……送液ポンプ、４……インジエクター、５……
分析カラム、６……示差屈折率検出器、７……廃
液貯槽、８……記録計、９……流路、１１……圧
力計、１２……目盛板、１３……指針、１４……
設定圧力値、１５……導通接点、１６……流路、
１７……圧力発生路。

Claims (1)

  1. 【実用新案登録請求の範囲】 少なくとも溶離液貯槽と、エアートラツプと、
    送液ポンプと、圧送される溶離液中に試料を導入
    するためのインジエクターと、分析カラムと、さ
    らに流下する移動相中の試料成分を示差屈折率検
    出器を介して検出した後の廃液を貯留するための
    廃液貯槽とをその流路中に有し、かつ、前記検出
    器による検出結果を記録するための記録計を備え
    てなる液体クロマトグラフ装置において、 前記示差屈折率検出器と前記廃液貯槽との間の
    流路中には、当該流路中の圧力を測定するための
    圧力計と、前記示差屈折率検出器に背圧を発生さ
    せるための圧力発生路とを介在配置するとともに
    、前記圧力計には、指針が設定圧力値に到達した
    際にこれを検知して前記送液ポンプの駆動電源を
    自動的に遮断するために必要な導通接点を設けた
    ことを特徴とする液体クロマトグラフ用示差屈折
    率検出器の背圧制御機構。
JP1863189U 1989-02-20 1989-02-20 Pending JPH02109254U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1863189U JPH02109254U (ja) 1989-02-20 1989-02-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1863189U JPH02109254U (ja) 1989-02-20 1989-02-20

Publications (1)

Publication Number Publication Date
JPH02109254U true JPH02109254U (ja) 1990-08-31

Family

ID=31233449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1863189U Pending JPH02109254U (ja) 1989-02-20 1989-02-20

Country Status (1)

Country Link
JP (1) JPH02109254U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010175418A (ja) * 2009-01-30 2010-08-12 Hitachi High-Technologies Corp フローセルを用いた液体クロマトグラフ用の検出器及び液体クロマトグラフ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010175418A (ja) * 2009-01-30 2010-08-12 Hitachi High-Technologies Corp フローセルを用いた液体クロマトグラフ用の検出器及び液体クロマトグラフ

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