Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods

Introduced: September 1968

Title

Titles differ between systems:

IPC: Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroups; Apparatus specially adapted for such methods

CPC: Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods

Full Title

Full titles differ between systems:

IPC:

Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroups; Apparatus specially adapted for such methods

CPC:

Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods

Of 8 combined children, 6 exist in both systems.

2 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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G01N 31/002 CPC only CPC only
G01N 31/005 +1 CPC CPC only CPC only
G01N 31/02 using precipitation IPC+CPC Available in IPC and CPC
G01N 31/10 using catalysis IPC+CPC Available in IPC and CPC
G01N 31/12 using combustion (G01N25/20 takes precedence) IPC+CPC Available in IPC and CPC
G01N 31/16 using titration +3 CPC IPC+CPC Available in IPC and CPC
G01N 31/20 using microanalysis, e.g. drop reaction IPC+CPC Available in IPC and CPC
G01N 31/22 using chemical indicators (G01N31/02 takes precedence) +7 CPC IPC+CPC Available in IPC and CPC