FR1378134A - Method and apparatus for the photometric analysis of liquids - Google Patents

Method and apparatus for the photometric analysis of liquids

Info

Publication number
FR1378134A
FR1378134A FR947362A FR947362A FR1378134A FR 1378134 A FR1378134 A FR 1378134A FR 947362 A FR947362 A FR 947362A FR 947362 A FR947362 A FR 947362A FR 1378134 A FR1378134 A FR 1378134A
Authority
FR
France
Prior art keywords
liquids
photometric analysis
photometric
analysis
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
FR947362A
Other languages
French (fr)
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.)
BRAN and LUEBBE
Original Assignee
BRAN and LUEBBE
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 DEF37932A external-priority patent/DE1243898B/en
Application filed by BRAN and LUEBBE filed Critical BRAN and LUEBBE
Priority to FR947362A priority Critical patent/FR1378134A/en
Application granted granted Critical
Publication of FR1378134A publication Critical patent/FR1378134A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27Colour; 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
    • G01N21/274Calibration, base line adjustment, drift correction
FR947362A 1962-10-01 1963-09-12 Method and apparatus for the photometric analysis of liquids Expired FR1378134A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR947362A FR1378134A (en) 1962-10-01 1963-09-12 Method and apparatus for the photometric analysis of liquids

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF37932A DE1243898B (en) 1962-10-01 1962-10-01 Method and device for the automatic analytical testing of liquids
FR947362A FR1378134A (en) 1962-10-01 1963-09-12 Method and apparatus for the photometric analysis of liquids

Publications (1)

Publication Number Publication Date
FR1378134A true FR1378134A (en) 1964-11-13

Family

ID=25975471

Family Applications (1)

Application Number Title Priority Date Filing Date
FR947362A Expired FR1378134A (en) 1962-10-01 1963-09-12 Method and apparatus for the photometric analysis of liquids

Country Status (1)

Country Link
FR (1) FR1378134A (en)

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