G01N31/007 - CPC Classification Index

ClassID:

168960 ⎘

G01N31/007 - CPC Classification

Classification description:

Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods investigating the presence of an element by oxidation by measuring the quantity of water resulting therefrom

Recent Application in this class:

20230152220

2023-05-18

RAPID, SENSITIVE HYDROGEN DETECTOR WITH FLOW PATH DIFFERENCE COMPENSATION

20120322158

2012-12-20

Method and device for measuring water content in hydrogen fluoride-containing fluoride salt compounds

20090066958

2009-03-12

Method and device for determining the total oxygen content and/or the total carbon content in ammonia