FR1327935A - Colorimetric comparator for the analysis of liquids, in particular water - Google Patents

Colorimetric comparator for the analysis of liquids, in particular water

Info

Publication number
FR1327935A
FR1327935A FR894471A FR894471A FR1327935A FR 1327935 A FR1327935 A FR 1327935A FR 894471 A FR894471 A FR 894471A FR 894471 A FR894471 A FR 894471A FR 1327935 A FR1327935 A FR 1327935A
Authority
FR
France
Prior art keywords
colorimetric
comparator
liquids
analysis
particular water
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
FR894471A
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.)
HYDROCURE
Original Assignee
HYDROCURE
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 HYDROCURE filed Critical HYDROCURE
Priority to FR894471A priority Critical patent/FR1327935A/en
Application granted granted Critical
Publication of FR1327935A publication Critical patent/FR1327935A/en
Expired legal-status Critical Current

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
    • G01N21/29—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using visual detection
    • G01N21/293—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using visual detection with colour charts, graduated scales or turrets

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
FR894471A 1962-04-13 1962-04-13 Colorimetric comparator for the analysis of liquids, in particular water Expired FR1327935A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR894471A FR1327935A (en) 1962-04-13 1962-04-13 Colorimetric comparator for the analysis of liquids, in particular water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR894471A FR1327935A (en) 1962-04-13 1962-04-13 Colorimetric comparator for the analysis of liquids, in particular water

Publications (1)

Publication Number Publication Date
FR1327935A true FR1327935A (en) 1963-05-24

Family

ID=8776875

Family Applications (1)

Application Number Title Priority Date Filing Date
FR894471A Expired FR1327935A (en) 1962-04-13 1962-04-13 Colorimetric comparator for the analysis of liquids, in particular water

Country Status (1)

Country Link
FR (1) FR1327935A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7612020A (en) * 1975-10-31 1977-05-03 Merck Patent Gmbh DEVICE AND METHOD FOR ANALYTICAL DETERMINATION OF MATERIALS IN A SOLUTION.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7612020A (en) * 1975-10-31 1977-05-03 Merck Patent Gmbh DEVICE AND METHOD FOR ANALYTICAL DETERMINATION OF MATERIALS IN A SOLUTION.

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