DZ/T 0101.12-1994
Active
JJG 678-2007
Active
National Metrology and Inspection Regulations JJG
JJG 678-2007 Catalysis Combustion Type Methane Measuring Device
JJG 678-2007 Catalysis Combustion Type Methane Measuring Device
Basic Information
Standard Code:
JJG 678-2007
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
-
Publish Date:
2007-08-21
Implement Date:
2008-02-21
Pages:
12 pages
Scope
This regulation applies to the initial verification, subsequent verification, and in-use inspection of catalytic combustion-type methane detectors used in mines (hereinafter referred to as "instruments").
Development Information
Replace the following standards
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