FR670534A - Apparatus for measuring the ionics of p eta solutions - Google Patents

Apparatus for measuring the ionics of p eta solutions

Info

Publication number
FR670534A
FR670534A FR670534DA FR670534A FR 670534 A FR670534 A FR 670534A FR 670534D A FR670534D A FR 670534DA FR 670534 A FR670534 A FR 670534A
Authority
FR
France
Prior art keywords
ionics
eta
solutions
measuring
eta solutions
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
Other languages
French (fr)
Inventor
Felix Pellin
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 filed Critical
Application granted granted Critical
Publication of FR670534A publication Critical patent/FR670534A/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

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)
FR670534D 1928-06-23 1928-06-23 Apparatus for measuring the ionics of p eta solutions Expired FR670534A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR670534T 1928-06-23

Publications (1)

Publication Number Publication Date
FR670534A true FR670534A (en) 1929-11-29

Family

ID=9016405

Family Applications (1)

Application Number Title Priority Date Filing Date
FR670534D Expired FR670534A (en) 1928-06-23 1928-06-23 Apparatus for measuring the ionics of p eta solutions

Country Status (1)

Country Link
FR (1) FR670534A (en)

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