CA1309000C - Cold stable liquid creatinine reagent - Google Patents

Cold stable liquid creatinine reagent

Info

Publication number
CA1309000C
CA1309000C CA000569422A CA569422A CA1309000C CA 1309000 C CA1309000 C CA 1309000C CA 000569422 A CA000569422 A CA 000569422A CA 569422 A CA569422 A CA 569422A CA 1309000 C CA1309000 C CA 1309000C
Authority
CA
Canada
Prior art keywords
component
amount
reagent
alkaline buffer
picric acid
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 - Lifetime
Application number
CA000569422A
Other languages
English (en)
French (fr)
Inventor
Charles B. Seaton
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.)
Beckman Coulter Inc
Original Assignee
Beckman Instruments Inc
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 Beckman Instruments Inc filed Critical Beckman Instruments Inc
Application granted granted Critical
Publication of CA1309000C publication Critical patent/CA1309000C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/70—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving creatine or creatinine
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/14—Heterocyclic carbon compound [i.e., O, S, N, Se, Te, as only ring hetero atom]
    • Y10T436/145555—Hetero-N
    • Y10T436/147777—Plural nitrogen in the same ring [e.g., barbituates, creatinine, etc.]
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
    • Y10T436/25125—Digestion or removing interfering materials
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
    • Y10T436/2525—Stabilizing or preserving

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Hematology (AREA)
  • Immunology (AREA)
  • Urology & Nephrology (AREA)
  • Cell Biology (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Microbiology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
CA000569422A 1987-06-26 1988-06-14 Cold stable liquid creatinine reagent Expired - Lifetime CA1309000C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/067,365 US4950611A (en) 1987-06-26 1987-06-26 Cold stable liquid creatinine reagent
US067,365 1987-06-26

Publications (1)

Publication Number Publication Date
CA1309000C true CA1309000C (en) 1992-10-20

Family

ID=22075525

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000569422A Expired - Lifetime CA1309000C (en) 1987-06-26 1988-06-14 Cold stable liquid creatinine reagent

Country Status (9)

Country Link
US (1) US4950611A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0344220B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JP2609920B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE84620T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU602111B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1309000C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3877565T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES2006999A6 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO1988010429A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4950611A (en) * 1987-06-26 1990-08-21 Beckman Instruments Cold stable liquid creatinine reagent
US5662867A (en) * 1991-12-09 1997-09-02 Bayer Corporation System for creatinine determination
EP0580383A3 (en) * 1992-07-20 1995-04-12 Csir Fluid analysis.
SG10201913421YA (en) * 2014-02-28 2020-03-30 Nitto Denko Corp Urinalysis device and dry reagent for quantitative urinalysis
KR102652419B1 (ko) 2018-01-09 2024-03-27 아이덱스 래보러토리즈, 인코포레이티드 생물학적 샘플에서 분석물 및/또는 단백질을 측정하기 위한 방법
JP7539130B2 (ja) * 2020-02-14 2024-08-23 株式会社シノテスト 陰イオン性界面活性剤含有測定試薬及び陰イオン性界面活性剤の溶解度を変化させる方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3894843A (en) * 1974-03-04 1975-07-15 Coulter Diagnostics Inc Determination of serum creatinine
US4950611A (en) * 1987-06-26 1990-08-21 Beckman Instruments Cold stable liquid creatinine reagent

Also Published As

Publication number Publication date
DE3877565T2 (de) 1993-07-08
WO1988010429A1 (en) 1988-12-29
JP2609920B2 (ja) 1997-05-14
AU2079688A (en) 1989-01-19
US4950611B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-08-25
US4950611A (en) 1990-08-21
ATE84620T1 (de) 1993-01-15
JPH01503646A (ja) 1989-12-07
ES2006999A6 (es) 1989-05-16
EP0344220B1 (en) 1993-01-13
EP0344220A1 (en) 1989-12-06
AU602111B2 (en) 1990-09-27
DE3877565D1 (de) 1993-02-25

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Legal Events

Date Code Title Description
MKLA Lapsed
MKEC Expiry (correction)

Effective date: 20121205