SE512818C2 - Förfarande och testanordning för bestämning av urea - Google Patents

Förfarande och testanordning för bestämning av urea

Info

Publication number: SE512818C2
Authority: SE; Sweden
Prior art keywords: indicator; buffer; urea; base; test device
Prior art date: 1990-12-03

Application number

SE9103370A

Other languages

English (en)

Swedish (sv)

Other versions

SE9103370L (sv

SE9103370D0 (sv

Inventor

Sinikka Rajamaeki

Anne-Maria Riihimaeki

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.)

1990-12-03

Filing date

1991-11-14

Publication date

2000-05-22

1991-11-14 Application filed by Valio Meijerien filed Critical Valio Meijerien

1991-11-14 Publication of SE9103370D0 publication Critical patent/SE9103370D0/xx

1992-06-04 Publication of SE9103370L publication Critical patent/SE9103370L/

2000-05-22 Publication of SE512818C2 publication Critical patent/SE512818C2/sv

Links

XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 30
239000004202 carbamide Substances 0.000 title claims abstract description 30
238000000034 method Methods 0.000 title claims description 24
239000008267 milk Substances 0.000 claims abstract description 19
210000004080 milk Anatomy 0.000 claims abstract description 19
235000013336 milk Nutrition 0.000 claims abstract description 19
108010046334 Urease Proteins 0.000 claims abstract description 11
239000003153 chemical reaction reagent Substances 0.000 claims abstract description 10
239000000872 buffer Substances 0.000 claims description 19
239000000203 mixture Substances 0.000 claims description 19
238000006243 chemical reaction Methods 0.000 claims description 11
239000008363 phosphate buffer Substances 0.000 claims description 6
159000000000 sodium salts Chemical class 0.000 claims description 4
ZPLCXHWYPWVJDL-UHFFFAOYSA-N 4-[(4-hydroxyphenyl)methyl]-1,3-oxazolidin-2-one Chemical compound C1=CC(O)=CC=C1CC1NC(=O)OC1 ZPLCXHWYPWVJDL-UHFFFAOYSA-N 0.000 claims description 3
BELBBZDIHDAJOR-UHFFFAOYSA-N Phenolsulfonephthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2S(=O)(=O)O1 BELBBZDIHDAJOR-UHFFFAOYSA-N 0.000 claims description 3
229960003531 phenolsulfonphthalein Drugs 0.000 claims description 3
239000007787 solid Substances 0.000 claims description 3
NESLWCLHZZISNB-UHFFFAOYSA-M sodium phenolate Chemical compound [Na+].[O-]C1=CC=CC=C1 NESLWCLHZZISNB-UHFFFAOYSA-M 0.000 claims description 2
239000003513 alkali Substances 0.000 abstract 2
235000013877 carbamide Nutrition 0.000 description 25
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
239000011888 foil Substances 0.000 description 5
239000007788 liquid Substances 0.000 description 5
FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 description 3
239000004809 Teflon Substances 0.000 description 3
229920006362 Teflon® Polymers 0.000 description 3
229940072056 alginate Drugs 0.000 description 3
235000010443 alginic acid Nutrition 0.000 description 3
229920000615 alginic acid Polymers 0.000 description 3
229910021529 ammonia Inorganic materials 0.000 description 3
229910000403 monosodium phosphate Inorganic materials 0.000 description 3
235000019799 monosodium phosphate Nutrition 0.000 description 3
238000007430 reference method Methods 0.000 description 3
AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 3
241000283690 Bos taurus Species 0.000 description 2
239000003086 colorant Substances 0.000 description 2
239000007793 ph indicator Substances 0.000 description 2
239000011148 porous material Substances 0.000 description 2
229940096055 prax Drugs 0.000 description 2
210000002700 urine Anatomy 0.000 description 2
WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
150000003863 ammonium salts Chemical class 0.000 description 1
239000002585 base Substances 0.000 description 1
239000008280 blood Substances 0.000 description 1
210000004369 blood Anatomy 0.000 description 1
238000007598 dipping method Methods 0.000 description 1
239000008103 glucose Substances 0.000 description 1
230000007062 hydrolysis Effects 0.000 description 1
238000006460 hydrolysis reaction Methods 0.000 description 1
238000005192 partition Methods 0.000 description 1
210000002381 plasma Anatomy 0.000 description 1
230000035484 reaction time Effects 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
239000004094 surface-active agent Substances 0.000 description 1
150000003672 ureas Chemical class 0.000 description 1

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

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Health & Medical Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Food Science & Technology (AREA)
Biochemistry (AREA)
Analytical Chemistry (AREA)
Proteomics, Peptides & Aminoacids (AREA)
Immunology (AREA)
General Health & Medical Sciences (AREA)
Zoology (AREA)
Physics & Mathematics (AREA)
Wood Science & Technology (AREA)
Bioinformatics & Cheminformatics (AREA)
Biophysics (AREA)
General Engineering & Computer Science (AREA)
Molecular Biology (AREA)
Microbiology (AREA)
Genetics & Genomics (AREA)
Biotechnology (AREA)
Medicinal Chemistry (AREA)
General Physics & Mathematics (AREA)
Pathology (AREA)
Investigating Or Analysing Biological Materials (AREA)
Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)

SE9103370A 1990-12-03 1991-11-14 Förfarande och testanordning för bestämning av urea SE512818C2 (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FI905949A FI88310C (fi)	1990-12-03	1990-12-03	Foerfarande och medel foer bestaemning av urea

Publications (3)

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

Family

ID=8531506

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE9103370A SE512818C2 (sv)	1990-12-03	1991-11-14	Förfarande och testanordning för bestämning av urea

Country Status (7)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2731276A1 (fr) *	1995-03-03	1996-09-06	D Aquitaine Comp Chimique	Bandelette, ensemble et procede de mesure pour estimer le niveau d'uree dans le lait, utilisation pour les ruminants
ATE487145T1 (de) *	2005-07-26	2010-11-15	Raudszus Electronic Gmbh	Verfahren und vorrichtung zur probennahme und unmittelbaren analyse fliessfähiger sammelgutmengen, insbesondere von milchlieferungen
CN102539421A (zh) *	2010-12-21	2012-07-04	内蒙古蒙牛乳业（集团）股份有限公司	一种乳中尿素定性检测方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2711634A1 (de) *	1977-03-17	1978-09-21	Riedel De Haen Ag	Testvorrichtung zur bestimmung von harnstoff in fluessigkeiten
EP0339331A3 (de) *	1988-04-29	1990-09-19	ARZNEIMITTELWERK DRESDEN GmbH	Teststreifen zur Bestimmung von Harnstoff und seine Anwendung

1990
- 1990-12-03 FI FI905949A patent/FI88310C/fi not_active IP Right Cessation
1991
- 1991-11-11 IE IE392091A patent/IE913920A1/en not_active Application Discontinuation
- 1991-11-14 SE SE9103370A patent/SE512818C2/sv not_active IP Right Cessation
- 1991-11-26 GB GB9125040A patent/GB2250590A/en not_active Withdrawn
- 1991-11-29 NO NO914711A patent/NO302387B1/no not_active IP Right Cessation
- 1991-12-02 DK DK195091A patent/DK195091A/da not_active Application Discontinuation
1994
- 1994-07-11 EE EE9400033A patent/EE02945B1/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
GB2250590A (en)	1992-06-10
FI905949A0 (fi)	1990-12-03
NO302387B1 (no)	1998-02-23
SE9103370L (sv)	1992-06-04
FI905949L (fi)	1992-06-04
GB9125040D0 (en)	1992-01-22
NO914711L (no)	1992-06-04
NO914711D0 (no)	1991-11-29
DK195091D0 (da)	1991-12-02
EE02945B1 (et)	1996-10-15
DK195091A (da)	1992-06-04
SE9103370D0 (sv)	1991-11-14
FI88310B (fi)	1993-01-15
IE913920A1 (en)	1992-06-03
FI88310C (fi)	1993-04-26

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Legal Events

Date	Code	Title	Description
2006-07-25	NUG	Patent has lapsed