SE9103370L - PROCEDURE AND TESTING DEVICE FOR DETERMINATION OF UREA - Google Patents

PROCEDURE AND TESTING DEVICE FOR DETERMINATION OF UREA

Info

Publication number
SE9103370L
SE9103370L SE9103370A SE9103370A SE9103370L SE 9103370 L SE9103370 L SE 9103370L SE 9103370 A SE9103370 A SE 9103370A SE 9103370 A SE9103370 A SE 9103370A SE 9103370 L SE9103370 L SE 9103370L
Authority
SE
Sweden
Prior art keywords
urea
determination
procedure
testing device
urease
Prior art date
Application number
SE9103370A
Other languages
Unknown language ( )
Swedish (sv)
Other versions
SE512818C2 (en
SE9103370D0 (en
Inventor
S Rajamaeki
Original Assignee
Valio Meijerien
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 Valio Meijerien filed Critical Valio Meijerien
Publication of SE9103370D0 publication Critical patent/SE9103370D0/en
Publication of SE9103370L publication Critical patent/SE9103370L/en
Publication of SE512818C2 publication Critical patent/SE512818C2/en

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
    • G01N33/02—Food
    • G01N33/04—Dairy products
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING 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
    • C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/58—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving urea or urease

Abstract

Determination of the concentration of urea in a sample, especially milk, is by means of urease, alkali and an indicator. The sample is reacted with urease and alkali in a closed space in which the indicator system is placed such that it is not in contact with the other reagents.
SE9103370A 1990-12-03 1991-11-14 Method and test device for determining urea SE512818C2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI905949A FI88310C (en) 1990-12-03 1990-12-03 FOERFARANDE OCH MEDEL FOER BESTAEMNING AV UREA

Publications (3)

Publication Number Publication Date
SE9103370D0 SE9103370D0 (en) 1991-11-14
SE9103370L true SE9103370L (en) 1992-06-04
SE512818C2 SE512818C2 (en) 2000-05-22

Family

ID=8531506

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9103370A SE512818C2 (en) 1990-12-03 1991-11-14 Method and test device for determining urea

Country Status (7)

Country Link
DK (1) DK195091A (en)
EE (1) EE02945B1 (en)
FI (1) FI88310C (en)
GB (1) GB2250590A (en)
IE (1) IE913920A1 (en)
NO (1) NO302387B1 (en)
SE (1) SE512818C2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2731276A1 (en) * 1995-03-03 1996-09-06 D Aquitaine Comp Chimique Test strip for urea determn. in milk
DE502006008217D1 (en) * 2005-07-26 2010-12-16 Raudszus Electronic Gmbh Method and device for sampling and direct analysis of flowable groupage quantities, in particular of milk deliveries
CN102539421A (en) * 2010-12-21 2012-07-04 内蒙古蒙牛乳业（集团）股份有限公司 Method for qualitatively detecting urea in milk

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2711634A1 (en) * 1977-03-17 1978-09-21 Riedel De Haen Ag Test kit for urea determn. esp. in serum - comprising spaced reaction and indicator zones in a container and used e.g. to diagnose renal insufficiency
EP0339331A3 (en) * 1988-04-29 1990-09-19 ARZNEIMITTELWERK DRESDEN GmbH Test strip for the determination of urea, and its use

Also Published As

Publication number Publication date
SE512818C2 (en) 2000-05-22
FI88310B (en) 1993-01-15
NO302387B1 (en) 1998-02-23
DK195091D0 (en) 1991-12-02
FI905949A (en) 1992-06-04
IE913920A1 (en) 1992-06-03
NO914711D0 (en) 1991-11-29
GB2250590A (en) 1992-06-10
FI88310C (en) 1993-04-26
EE02945B1 (en) 1996-10-15
DK195091A (en) 1992-06-04
NO914711L (en) 1992-06-04
GB9125040D0 (en) 1992-01-22
FI905949A0 (en) 1990-12-03
SE9103370D0 (en) 1991-11-14

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Legal Events

Date Code Title Description
NUG Patent has lapsed