Method for counting number of microorganisms
AssigneeJnc Corporation
InventorsHajime TERAMURA, Aoi FUJIWARA
Life of this patent
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Abstract
Provided is a method for simply and accurately counting the number of microorganisms in an analyte containing carbonate ion or bicarbonate ion in a dialysis fluid or the like. A counting method for the number of microorganisms includes: a step of adding the analyte to a composition for preparing a medium for counting the number of microorganisms, and containing (a) polyacrylic acid and/or a salt thereof, (b) hydroxide of alkaline earth metal and (c) a nutritional ingredient, and mixing the resulting mixture; a step of culturing microorganisms contained in the analyte; and a step of counting the number of colonies of the microorganisms.
Claims12
Use of a composition for counting the number of microorganisms, wherein the composition comprises (a) polyacrylic acid and/or a salt thereof, (b) hydroxide of alkaline earth metal and (c) a nutritional ingredient.
Use of culture equipment for counting the number of microorganisms, wherein the culture equipment comprises (a) polyacrylic acid and/or a salt thereof, (b) hydroxide of alkaline earth metal, (c) a nutritional ingredient, and a culture vessel.
A composition for preparing a medium for counting the number of microorganisms, comprising (a) polyacrylic acid and/or a salt thereof, (b) hydroxide of alkaline earth metal and (c) a nutritional ingredient.
Dependencies are inferred from the claim text.