JPS58163866U - Urea quantitative device - Google Patents

Urea quantitative device

Info

Publication number
JPS58163866U
JPS58163866U JP6246682U JP6246682U JPS58163866U JP S58163866 U JPS58163866 U JP S58163866U JP 6246682 U JP6246682 U JP 6246682U JP 6246682 U JP6246682 U JP 6246682U JP S58163866 U JPS58163866 U JP S58163866U
Authority
JP
Japan
Prior art keywords
urea
conductivity
cell chamber
measurement cell
quantitative device
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
JP6246682U
Other languages
Japanese (ja)
Inventor
大沢　久男
健治 原田
Original Assignee
株式会社富士電機総合研究所
富士電機株式会社
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 by 株式会社富士電機総合研究所, 富士電機株式会社 filed Critical 株式会社富士電機総合研究所
Priority to JP6246682U priority Critical patent/JPS58163866U/en
Publication of JPS58163866U publication Critical patent/JPS58163866U/en
Pending legal-status Critical Current

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Landscapes

  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案による尿素定量装置における尿素検出部
の概略断面図、第２図はその電導度測定用白金電極の概
略構成図、第３図は本考案による尿素定量装置の効果を
説明するための実験結果を示す溶液抵抗値の経時変化特
性図、第４図は本考案による尿素定量装置の系統図であ
る。 １・・・電導度測定用白金電極、３・・・測定セル、４
・・・セル室、５・・・パツキン、６・・・被検液注入
口、２０・・・緩衝液導入管、２１・・・緩衝液排出管
、２２・・・固定化酵素ガラスピーズ。Fig. 1 is a schematic cross-sectional view of the urea detection part in the urea quantitative device according to the present invention, Fig. 2 is a schematic configuration diagram of the platinum electrode for measuring conductivity, and Fig. 3 explains the effects of the urea quantitative device according to the present invention. FIG. 4 is a diagram showing the time-dependent change in solution resistance value showing the experimental results for the present invention. 1... Platinum electrode for conductivity measurement, 3... Measurement cell, 4
. . . Cell chamber, 5. Packaging, 6. Test solution inlet, 20. Buffer solution inlet tube, 21.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 尿素をアンモニアと二酸化炭素とに加水分解する酵素を
ビーズ状物質に固定化した固定化酵素ビーズを、緩衝溶
液を有する測定セル室内に分散させ、かつ前記測定セル
室に電導度測定電極を設け、前記測定セル室内に尿素を
含む被検液を導入し、電導度法に基づいて前記被検液を
含む緩衝溶液の導電率の変化量あるいは変化率から前記
尿素濃度を測定することを特徴とする尿素定量装置。Immobilized enzyme beads in which an enzyme that hydrolyzes urea into ammonia and carbon dioxide is immobilized on a bead-like substance are dispersed in a measurement cell chamber having a buffer solution, and a conductivity measurement electrode is provided in the measurement cell chamber, A test liquid containing urea is introduced into the measurement cell chamber, and the urea concentration is measured from the amount or rate of change in the conductivity of a buffer solution containing the test liquid based on a conductivity method. Urea quantitative device.
JP6246682U 1982-04-28 1982-04-28 Urea quantitative device Pending JPS58163866U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6246682U JPS58163866U (en) 1982-04-28 1982-04-28 Urea quantitative device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6246682U JPS58163866U (en) 1982-04-28 1982-04-28 Urea quantitative device

Publications (1)

Publication Number Publication Date
JPS58163866U true JPS58163866U (en) 1983-10-31

Family

ID=30072617

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6246682U Pending JPS58163866U (en) 1982-04-28 1982-04-28 Urea quantitative device

Country Status (1)

Country Link
JP (1) JPS58163866U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020523982A (en) * 2017-06-20 2020-08-13 デラヴァル ホルディング アーベー Apparatus, method and measurement indicator for measuring urea

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020523982A (en) * 2017-06-20 2020-08-13 デラヴァル ホルディング アーベー Apparatus, method and measurement indicator for measuring urea

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