SE398395B - Apparat for metning av endringar i absorbans per tidsenhet - Google Patents

Apparat for metning av endringar i absorbans per tidsenhet

Info

Publication number
SE398395B
SE398395B SE7501739A SE7501739A SE398395B SE 398395 B SE398395 B SE 398395B SE 7501739 A SE7501739 A SE 7501739A SE 7501739 A SE7501739 A SE 7501739A SE 398395 B SE398395 B SE 398395B
Authority
SE
Sweden
Prior art keywords
absorbans
saturation
appliance
changes
time
Prior art date
Application number
SE7501739A
Other languages
English (en)
Other versions
SE7501739L (sv
Inventor
Jr E G Johnson
C V Lawson
T E Stonecypher
Original Assignee
Micromedic Systems 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 Micromedic Systems Inc filed Critical Micromedic Systems Inc
Publication of SE7501739L publication Critical patent/SE7501739L/xx
Publication of SE398395B publication Critical patent/SE398395B/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G01N21/272—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration for following a reaction, e.g. for determining photometrically a reaction rate (photometric cinetic analysis)
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/62—Performing operations exclusively by counting total number of pulses ; Multiplication, division or derived operations using combined denominational and incremental processing by counters, i.e. without column shift

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
SE7501739A 1974-02-19 1975-08-20 Apparat for metning av endringar i absorbans per tidsenhet SE398395B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US443532A US3901600A (en) 1974-02-19 1974-02-19 Apparatus for measuring enzyme concentrations using an optical instrument such as a spectrophotometer

Publications (2)

Publication Number Publication Date
SE7501739L SE7501739L (sv) 1975-08-20
SE398395B true SE398395B (sv) 1977-12-19

Family

ID=23761161

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7501739A SE398395B (sv) 1974-02-19 1975-08-20 Apparat for metning av endringar i absorbans per tidsenhet

Country Status (9)

Country Link
US (1) US3901600A (sv)
JP (1) JPS50120396A (sv)
CA (1) CA1021960A (sv)
CH (1) CH597598A5 (sv)
DE (1) DE2506357A1 (sv)
FR (1) FR2261522B1 (sv)
GB (1) GB1487775A (sv)
NL (1) NL7501986A (sv)
SE (1) SE398395B (sv)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035087A (en) * 1974-12-26 1977-07-12 Nippon Kogaku K.K. Chemical reaction velocity measuring apparatus
JPS5247345B2 (sv) * 1974-12-26 1977-12-01
JPS51100793A (en) * 1975-03-03 1976-09-06 Nippon Kogaku Kk Kagakuhannosokudosokuteisochi
GB1559810A (en) * 1975-11-05 1980-01-30 Nat Res Dev Device for measuring light received from an illuminated material
CH637766A5 (fr) * 1977-06-20 1983-08-15 Coulter Electronics Procede pour controler des reactions chimiques se produisant dans des echantillons de liquides et appareil pour la mise en oeuvre de ce procede.
JPS54108693A (en) * 1978-02-14 1979-08-25 Mitsubishi Chem Ind Method and device for optically measuring antigennantibody reaction
US4293222A (en) * 1978-02-27 1981-10-06 Baxter Travenol Laboratories, Inc. Control apparatus for spectrophotometer
US4521115A (en) * 1982-05-21 1985-06-04 Mcdonnell Douglas Corporation Pulse coded optical attenuation meter
FR2556528A1 (fr) * 1983-12-09 1985-06-14 Enertec Procede et dispositif de conversion d'un signal analogique
US4599001A (en) * 1984-05-02 1986-07-08 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Multispectral linear array multiband selection device
WO1998044475A1 (fr) 1997-03-31 1998-10-08 Idec Izumi Corporation Dispositif d'affichage et d'eclairage
US6132922A (en) * 1999-01-06 2000-10-17 Advanced Color Technology, Inc. Liquid developer for electrophotographic printing apparatus
GB9921972D0 (en) 1999-09-16 1999-11-17 Univ Ottawa Apparatus for laser flash photolysis
DE102007020544A1 (de) * 2007-04-25 2008-10-30 Siemens Ag Analysevorrichtung bzw. Verfahren zur Untersuchung der katalytischen Aktivität von Oberflächen
US11307094B2 (en) * 2019-05-28 2022-04-19 The Regents Of The University Of California System and method for hyperspectral imaging in highly scattering media by the spectral phasor approach using two filters
CN113805642B (zh) * 2021-08-09 2024-07-19 华南理工大学 生化反应计算机的时钟振荡器
CN113484314B (zh) * 2021-08-16 2024-07-12 智锐达仪器科技南通有限公司 用于农药残留检测仪的检测方法及农药残留检测仪

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3664744A (en) * 1969-09-02 1972-05-23 Smith Kline Instr Log ratio circuit for double beam spectrophotometers

Also Published As

Publication number Publication date
CH597598A5 (sv) 1978-04-14
SE7501739L (sv) 1975-08-20
NL7501986A (nl) 1975-08-21
FR2261522B1 (sv) 1977-11-25
CA1021960A (en) 1977-12-06
US3901600A (en) 1975-08-26
GB1487775A (en) 1977-10-05
DE2506357A1 (de) 1975-09-18
FR2261522A1 (sv) 1975-09-12
JPS50120396A (sv) 1975-09-20

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