GB1400907A - Indicator for the determination of urea - Google Patents

Indicator for the determination of urea

Info

Publication number
GB1400907A
GB1400907A GB2803073A GB2803073A GB1400907A GB 1400907 A GB1400907 A GB 1400907A GB 2803073 A GB2803073 A GB 2803073A GB 2803073 A GB2803073 A GB 2803073A GB 1400907 A GB1400907 A GB 1400907A
Authority
GB
United Kingdom
Prior art keywords
acid
red
alkali metal
indicator
salts
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.)
Expired
Application number
GB2803073A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Merck Patent GmbH
Original Assignee
Merck Patent GmbH
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
Priority claimed from DE19722249647 external-priority patent/DE2249647C3/de
Application filed by Merck Patent GmbH filed Critical Merck Patent GmbH
Publication of GB1400907A publication Critical patent/GB1400907A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12QMEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/58Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving urea or urease
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S435/00Chemistry: molecular biology and microbiology
    • Y10S435/805Test papers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00Chemistry: analytical and immunological testing
    • Y10T436/10Composition for standardization, calibration, simulation, stabilization, preparation or preservation; processes of use in preparation for chemical testing
    • Y10T436/107497Preparation composition [e.g., lysing or precipitation, etc.]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00Chemistry: analytical and immunological testing
    • Y10T436/17Nitrogen containing
    • Y10T436/171538Urea or blood urea nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Biotechnology (AREA)
  • Biophysics (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
GB2803073A 1972-10-11 1973-06-12 Indicator for the determination of urea Expired GB1400907A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722249647 DE2249647C3 (de) 1972-10-11 Indikator zur Bestimmung von Harnstoff

Publications (1)

Publication Number Publication Date
GB1400907A true GB1400907A (en) 1975-07-16

Family

ID=5858656

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2803073A Expired GB1400907A (en) 1972-10-11 1973-06-12 Indicator for the determination of urea

Country Status (13)

Country Link
US (1) US3873269A (https=)
JP (1) JPS5625317B2 (https=)
BE (1) BE800906A (https=)
CH (1) CH582361A5 (https=)
CS (1) CS172394B2 (https=)
DD (1) DD104630A5 (https=)
FR (1) FR2203524A5 (https=)
GB (1) GB1400907A (https=)
IL (1) IL42411A (https=)
IT (1) IT988988B (https=)
NL (1) NL178699C (https=)
SE (1) SE413266B (https=)
ZA (1) ZA733611B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2345460A1 (fr) * 1976-03-25 1977-10-21 Boehringer Mannheim Gmbh Urease stabilisee

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3937613A (en) * 1975-04-04 1976-02-10 Alpha Chemicals (Australia) Pty. Limited Device for the determination of chlorine in the water of swimming pools
US4108727A (en) * 1976-08-23 1978-08-22 Miles Laboratories, Inc. Method, composition and device for determining the specific gravity or osmolality of a liquid
DD137384B1 (de) * 1977-11-04 1981-07-29 Kallies Karl Heinz Indikator-kapillar-roehrchen zur harnstoff-bestimmung
US4194063A (en) * 1978-02-24 1980-03-18 Eastman Kodak Company Method, composition and elements for the detecting of nitrogen-containing compounds
US4176008A (en) * 1978-02-24 1979-11-27 Eastman Kodak Company Method, composition and element for the detection of nitrogen-containing compounds
DE2821469A1 (de) * 1978-05-17 1979-11-22 Boehringer Mannheim Gmbh Diagnostisches mittel zur bestimmung von harnstoff
US4219440A (en) * 1979-06-06 1980-08-26 Coulter Electronics, Inc. Multiple analysis hematology reference control reagent and method of making the same
US4201694A (en) * 1978-07-17 1980-05-06 Beckman Instruments, Inc. Method for increasing shelf-life of a serum bilirubin reference composition and composition produced thereby
US4288343A (en) * 1978-07-17 1981-09-08 Beckman Instruments, Inc. Method for increasing shelf-life of a serum bilirubin reference composition and composition produced thereby
JPS5670460A (en) * 1979-11-13 1981-06-12 Fuji Photo Film Co Ltd Multilayer chemical analysis material for analysis of water liquid
US4336157A (en) * 1980-06-27 1982-06-22 Baxter Travenol Laboratories, Inc. Process for reclaiming biliverdin-containing fluids
NZ199286A (en) * 1980-12-22 1986-05-09 Commw Serum Lab Commission A method of detecting antibodies or an antigenic or haptenic substance in a sample
US4590157A (en) * 1980-12-22 1986-05-20 Commonwealth Serum Laboratories Commission Method for detecting antigens and antibodies
JPS5877661A (ja) * 1981-11-02 1983-05-11 Fuji Photo Film Co Ltd アンモニアまたはアンモニア生成基質分析用一体型多層分析材料および検出法
ZA839075B (en) * 1982-12-08 1985-07-31 Medical Diagnostics Inc Drug abuse test indicator device and method of making same
CA1276532C (en) * 1985-02-26 1990-11-20 Heinrich Kimmel Method for the continuous measurement of the partial pressure of gases and vapors
US4680269A (en) * 1985-04-15 1987-07-14 Pasco Laboratories, Inc. Method and apparatus for preventing cross-contamination of biochemical test wells in a microtiter test plate
US4701412A (en) * 1985-04-15 1987-10-20 Pasco Laboratories, Inc. Method and apparatus for preventing cross-examination of biochemical test wells in a microtiter test plate
US4748113A (en) * 1985-06-13 1988-05-31 Marshall Barry J Compositions and methods for the diagnosis of gastrointestinal disorders involving urease
US5070023A (en) * 1988-10-14 1991-12-03 Fisher Scientific Company Aqueous ferrioxalate compositions useful as calibrants
CN1137732C (zh) * 1993-10-28 2004-02-11 巴瑞·马休 胃内幽门螺杆菌的检测
EP1378492B1 (en) * 2001-02-21 2008-04-02 Seiwa Pro Co., Ltd. Remover for scale deposited on titanium material
US20020187544A1 (en) * 2001-04-05 2002-12-12 Wisconsin Alumni Research Foundation Uropathogenic E. coli D-serine detoxification operon
US7770534B2 (en) * 2001-08-10 2010-08-10 Isadore Cooperman Changed condition indicator
US7008777B2 (en) * 2001-10-15 2006-03-07 Barry J. Marshall System for the detection of urease and method for using same
US20030072686A1 (en) * 2001-10-15 2003-04-17 Marshall Barry J. Systems for performing multiple diagnostic tests
USD467348S1 (en) 2001-10-15 2002-12-17 Kimberly-Clark Worldwide, Inc. Diagnostic test carrier
USD485359S1 (en) 2001-10-15 2004-01-13 Kimberly-Clark Worldwide, Inc. Specimen-handling tool
US6998250B2 (en) 2001-10-15 2006-02-14 Donald J. McMichael Method for detecting Helicobacter pylori
US20030073155A1 (en) * 2001-10-15 2003-04-17 Mcmichael Donald J. Methods for performing multiple diagnostic tests
US6929926B2 (en) 2001-10-15 2005-08-16 Barry J. Marshall Composition for the detection of gastrointestinal disorders
USD470597S1 (en) 2001-12-17 2003-02-18 Kimberly-Clark Worldwide, Inc. Diagnostic test kit
USD484988S1 (en) 2001-12-17 2004-01-06 Kimberly-Clark Worldwide, Inc. Diagnostic test kit with specimen-handling tool
USD469881S1 (en) 2001-12-17 2003-02-04 Kimberly-Clark Worldwide, Inc. Two-well diagnostic test kit with specimen-handling tool
USD470596S1 (en) 2001-12-17 2003-02-18 Kimberly-Clark Worldwide, Inc. Test kit specimen-handling tool
USD470241S1 (en) 2001-12-17 2003-02-11 Kimberly-Clark Worldwide, Inc. Specimen-handling tool
USD471639S1 (en) 2001-12-17 2003-03-11 Kimberly-Clark Worldwide, Inc. Tool for handling a specimen
US6783976B2 (en) 2001-12-21 2004-08-31 Kimberly-Clark Worldwide, Inc. Carrier and specimen-handling tool for use in diagnostic testing
EP1597559A3 (en) * 2003-02-11 2005-12-21 Chemsensing Inc. Method and apparatus for detecting an analyte
US8672614B1 (en) 2004-07-09 2014-03-18 Loren Cook Company Exhaust fan systems
US8409864B2 (en) * 2006-01-06 2013-04-02 Renal Solutions, Inc. Ammonia sensor and system for use
PL213310B1 (pl) * 2006-03-21 2013-02-28 Poch Spolka Akcyjna Sposób wytwarzania testu do wykrywania kwasu gamma hydroksymaslowego oraz sposób wykrywania kwasu gamma hydroksymaslowego
US20080206879A1 (en) * 2007-02-28 2008-08-28 The Lubrizol Corporation Analysis of Functional Fluids Using a Redox Indicator
WO2009061808A2 (en) * 2007-11-05 2009-05-14 The Government Of The United States Of America, As Represented By The Secretary, Department Of Health And Human Services, Colorimetric test for antimalarial artemesin derivatives
CN102183514B (zh) * 2011-01-26 2013-01-02 广西民族大学 一种硫酸铜快速定量分析发酵液提取物中长链二元酸含量的方法
EP3612832B1 (en) * 2017-04-17 2025-03-19 Dignity Health Salivary urea nitrogen rapid detection
KR102507686B1 (ko) * 2021-01-12 2023-03-08 성균관대학교산학협력단 우레아 검출 비색 센서
KR102507687B1 (ko) * 2021-01-12 2023-03-08 성균관대학교산학협력단 우레아제 검출 비색 센서

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5016191B1 (https=) * 1966-11-11 1975-06-11
US3427225A (en) * 1967-06-05 1969-02-11 Jeanne T Harvill Test composition,device and method for detecting urea in aqueous fluids

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2345460A1 (fr) * 1976-03-25 1977-10-21 Boehringer Mannheim Gmbh Urease stabilisee

Also Published As

Publication number Publication date
CS172394B2 (https=) 1976-12-29
ZA733611B (en) 1974-04-24
DD104630A5 (https=) 1974-03-12
DE2249647B2 (de) 1975-10-16
US3873269A (en) 1975-03-25
IT988988B (it) 1975-04-30
BE800906A (fr) 1973-12-14
JPS5625317B2 (https=) 1981-06-11
SE413266B (sv) 1980-05-12
FR2203524A5 (https=) 1974-05-10
NL178699B (nl) 1985-12-02
NL7307466A (https=) 1974-04-16
DE2249647A1 (de) 1974-04-25
IL42411A0 (en) 1973-07-30
IL42411A (en) 1976-01-30
CH582361A5 (https=) 1976-11-30
JPS4974595A (https=) 1974-07-18
NL178699C (nl) 1986-05-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee