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. 17, 1981
Filed:
May. 15, 1980
Applicant:
Inventors:
Assignee:
Boehringer Mannheim GmbH, Mannheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
2323 / ; 23904 ; 23932 ; 252408 ; 422 56 ;
Abstract
Compositions and methods for rapidly determining ascorbic acid in aqueous solutions, consisting of an absorbent carrier containing 2,18-phosphomolybdic acid, an aliphatic hydroxycarboxylic acid buffer to adjust the test to pH 2.5 to 5.0, and an alkali chlorate; process for the preparation of such tests.