Patent ID: 11927559
Assignee: ULTRAE CO. LTD
Field: Measurement (Instruments)
Classification: CPC G  A | IPC G

Claim 0:
1. A gas sampling bag for gas pH measurement, comprising a bag body, the bag body comprising a main sampling chamber, an electrochemical test strip accommodating chamber and a blowpipe, the blowpipe having a gas channel in communication with the main sampling chamber, the electrochemical test strip accommodating chamber being in communication with the main sampling chamber, and the electrochemical test strip accommodating chamber being adapted to accommodate an electrochemical test strip, the electrochemical test strip comprising:
a strip body, having a detection area for contact with a gas sample;
a working electrode, disposed on the strip body and having a first part located in the detection area;
a pH sensing layer, disposed on the first part of the working electrode located in the detection area;
a reference electrode, disposed on the strip body and having a second part located in the detection area; and
a solid water absorption layer, disposed in the detection area and covering the pH sensing layer and the second part, the solid water absorption layer being adapted to absorb or adsorb water in the gas sample in a manner that the first and second parts are electrically connected to each other.