ApplicationNo. 05/641186 filed on 12/16/1975
US Classes:356/442, With light detector250/573, Fluent material in optical path356/246, Fluid containers (e.g., cells or cuvettes)435/34, Determining presence or kind of micro-organism; use of selective media435/39, Quantitative determination435/808OPTICAL SENSING APPARATUS
ExaminersPrimary: McGraw, Vincent P.
Attorney, Agent or Firm
Foreign Application Priority Data1974-03-18 CH
AbstractFrom a vessel in which micro-organisms grow in a liquid medium containing gas bubbles, a sample is withdrawn into an exterior measuring chamber by means of suction. Gas bubbles are allowed to escape from the sample and thereafter the opacity or turbidity of the sample is measured by passing a light beam through it.
Field of SearchFluid containers (e.g., cells or cuvettes)