The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 09, 2021
Filed:
Jun. 04, 2019
Applicant:
Axagarius Gmbh & Co. KG, Dueren, DE;
Inventors:
Ralph Husmann, Dueren, DE;
Lucas Mertens, Eschweiler, DE;
Assignee:
Axagarius GmbH & Co. KG, Dueren, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/78 (2006.01); G01N 33/18 (2006.01);
U.S. Cl.
CPC ...
G01N 21/78 (2013.01); G01N 33/18 (2013.01);
Abstract
The present invention relates to a device for determining the concentration of inorganic phosphate, especially orthophosphate, where said device is a test matrix including a molybdate salt, a solid acid, a PVP derivative, and a mixture of at least two different chromogenic reducing agents. In addition, the invention relates to a process for increasing the sensitivity of a test device.