CA1057972A - Densitometer - Google Patents

Densitometer

Info

Publication number
CA1057972A
CA1057972A CA231,927A CA231927A CA1057972A CA 1057972 A CA1057972 A CA 1057972A CA 231927 A CA231927 A CA 231927A CA 1057972 A CA1057972 A CA 1057972A
Authority
CA
Canada
Prior art keywords
light
sample
densitometer
spot
thin layer
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
CA231,927A
Other languages
English (en)
French (fr)
Inventor
Hideki Makabe
Rikuo Hira
Jugoro Suzuki
Hiroshi Yamamoto
Takashi Kurita
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.)
Shimadzu Seisakusho Ltd
Original Assignee
Shimadzu Seisakusho Ltd
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 Shimadzu Seisakusho Ltd filed Critical Shimadzu Seisakusho Ltd
Application granted granted Critical
Publication of CA1057972A publication Critical patent/CA1057972A/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
    • G01N21/59—Transmissivity
    • G01N21/5907—Densitometers
    • G01N21/5911—Densitometers of the scanning type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/90—Plate chromatography, e.g. thin layer or paper chromatography
    • G01N30/95—Detectors specially adapted therefor; Signal analysis

Landscapes

  • Physics & Mathematics (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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CA231,927A 1974-08-21 1975-07-21 Densitometer Expired CA1057972A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49096342A JPS5123795A (US07968547-20110628-C00004.png) 1974-08-21 1974-08-21

Publications (1)

Publication Number Publication Date
CA1057972A true CA1057972A (en) 1979-07-10

Family

ID=14162324

Family Applications (1)

Application Number Title Priority Date Filing Date
CA231,927A Expired CA1057972A (en) 1974-08-21 1975-07-21 Densitometer

Country Status (9)

Country Link
US (1) US3994587A (US07968547-20110628-C00004.png)
JP (1) JPS5123795A (US07968547-20110628-C00004.png)
AU (1) AU8325275A (US07968547-20110628-C00004.png)
CA (1) CA1057972A (US07968547-20110628-C00004.png)
CH (1) CH592304A5 (US07968547-20110628-C00004.png)
DE (1) DE2532961A1 (US07968547-20110628-C00004.png)
GB (1) GB1511368A (US07968547-20110628-C00004.png)
NL (1) NL7508806A (US07968547-20110628-C00004.png)
SE (1) SE7508184L (US07968547-20110628-C00004.png)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162208A (en) * 1975-02-03 1979-07-24 Aladjem Frederick J Quantitative protein analysis by immunodiffusion
JPS5329798A (en) * 1976-08-31 1978-03-20 Shimadzu Corp Densitometer
JPS5544204Y2 (US07968547-20110628-C00004.png) * 1976-08-31 1980-10-17
JPS5933774B2 (ja) * 1976-12-21 1984-08-17 日立造船株式会社 消振装置
JPS6056938B2 (ja) * 1977-06-13 1985-12-12 株式会社鷺宮製作所 自動消振装置
DE2818124C2 (de) * 1978-04-25 1983-12-08 Frederick J. Aladjem Verfahren zur quantitativen Bestimmung der Konzentration eines Proteins in einer Antigenprobe
JPS5670455A (en) * 1979-11-13 1981-06-12 Olympus Optical Co Ltd Processing method for demarcation in electrophoresis
JPS5848860A (ja) * 1981-09-18 1983-03-22 Toa Medical Electronics Co Ltd 自動分析測定装置における衝撃緩和機構
JPS5848836A (ja) * 1981-09-18 1983-03-22 Toa Medical Electronics Co Ltd 光学式自動分析測定装置
JPS5892841A (ja) * 1981-11-28 1983-06-02 Shimadzu Corp 濃度計
DE3213533A1 (de) * 1982-04-10 1983-10-20 Bruker Analytische Meßtechnik GmbH, 7512 Rheinstetten Infrarot-spektrometer
JPH0776744B2 (ja) * 1984-08-31 1995-08-16 株式会社島津製作所 空間的に展開された試料パターン測定装置
US4762412A (en) * 1984-12-26 1988-08-09 Shimadzu Corporation Optical scanning device
JPH06100533B2 (ja) * 1984-12-26 1994-12-12 株式会社島津製作所 クロマトスキヤナ
JPH0619322B2 (ja) * 1984-12-27 1994-03-16 株式会社島津製作所 クロマトスキヤナ
JPH065227B2 (ja) * 1985-02-27 1994-01-19 オリンパス光学工業株式会社 電気泳動装置による総蛋白値の定量方法
US4781892A (en) * 1985-04-15 1988-11-01 Exxon Chemicals Patents Inc. Apparatus and method for determining fouling tendency of liquid hydrocarbons
US4781893A (en) * 1986-09-24 1988-11-01 Exxon Chemicals Patents Inc. Apparatus for determining fouling tendency of liquid hydrocarbons using polar polymeric membranes
US4837450A (en) * 1985-07-01 1989-06-06 Canon Kabushiki Kaisha Apparatus for reading a film image with controllable illumination and threshold value
JPS6276434A (ja) * 1985-09-30 1987-04-08 Shimadzu Corp クロマトスキャナ
JPS6394340U (US07968547-20110628-C00004.png) * 1986-12-10 1988-06-17
JP2932228B2 (ja) * 1993-03-31 1999-08-09 日立ソフトウエアエンジニアリング株式会社 デンシトメータ
US5617213A (en) * 1995-03-22 1997-04-01 Shih; Sun-Fu Spot microdensitometer for spectral density analysis of film
CN102012413B (zh) * 2000-09-25 2012-11-21 松下电器产业株式会社 色层分析定量测量装置
WO2006128322A1 (en) * 2005-06-02 2006-12-07 Capitalbio Corporation High speed scanning platform for microarray scanner
CN103149318B (zh) * 2013-02-21 2014-10-08 广西工学院 一种生物质液化产物中乙酰丙酸的定量分析方法
CN103954713B (zh) * 2014-05-04 2015-12-30 广西科技大学 一种染料纯度的快速检测方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3096137A (en) * 1957-04-03 1963-07-02 Bela A Silard Recorder for densitometer
US3694092A (en) * 1969-03-07 1972-09-26 Hitachi Ltd Photometer
DE2047952C3 (de) * 1970-09-30 1973-10-18 Fa. Carl Zeiss, 7920 Heidenheim Verfahren zur photometrischen Auswertung der sich bei der Auftrennung von Substanz gemischen in dünnen Schichten aus licht streuendem Material ergebenden Zonen
US3762817A (en) * 1972-02-23 1973-10-02 Minnesota Mining & Mfg Spectral densitometer
JPS4939436A (US07968547-20110628-C00004.png) * 1972-08-15 1974-04-12

Also Published As

Publication number Publication date
US3994587A (en) 1976-11-30
AU8325275A (en) 1977-01-27
DE2532961A1 (de) 1976-03-04
CH592304A5 (US07968547-20110628-C00004.png) 1977-10-31
GB1511368A (en) 1978-05-17
SE7508184L (sv) 1976-02-23
NL7508806A (nl) 1976-02-24
JPS5123795A (US07968547-20110628-C00004.png) 1976-02-25

Similar Documents

Publication Publication Date Title
CA1057972A (en) Densitometer
US2834247A (en) Optical density analyzing apparatus
US5489980A (en) Apparatus for rapid and accurate analysis of the composition of samples
DE68924163T2 (de) Verfahren und vorrichtung zur spektroskopischen messung der gaskonzentration.
DE102005049175B4 (de) Infrarotgasanalysator und Verfahren zur Infrarotgasanalyse
EP0254879B1 (de) Multikomponenten-Prozessanalysensystem
US2613572A (en) Apparatus for spectrophotometry
US4013364A (en) Baseline correction in densitometrical measurements
US3520614A (en) Spectrophotometer and process
WO2001079834A1 (en) Device for the detection of aflatoxins
US4150899A (en) Densitometer
Vovk et al. Reproducibility of densitometric and image analysing quantitative evaluation of thin-layer chromatograms
Beroza et al. Determination of reflectance of pesticide spots on thin-layer chromatograms using fiber optics
US4971439A (en) Wavelength calibration method and apparatus
US3589814A (en) Rotating cell spectrophotometer
EP1064543A1 (de) Dünnschichtchromatographiegerät
US4145139A (en) Zig zag scanning densitometer with base line and impurity correction
US3211051A (en) Optical measuring device for obtaining a first derivative of intensity with respect to wavelength
Butler et al. Characterization of a scanning densitometer for high-performance thin-layer chromatography
Brinkman et al. Simple, inexpensive monochromator modification permitting dual-channel operation
US4172637A (en) Common beam aperture for dual beam spectrophotometers
Prosek et al. The importance of controlled drying in quantitative TLC
Geiss et al. Modernscanningdensitometersaswellasstate-of-the-art video densitometry are discussed in the section on Thin-layer (planar) chromatography} instrumentation.
JPH0743363B2 (ja) クロマトグラフの転写方法
JP2526594B2 (ja) スキャニング・デンシトメ−タ