DZ/T 0101.12-1994
Active
JJG 680-2007
Replaced
National Metrology and Inspection Regulations JJG
JJG 680-2007 Samplers for Stack Dust
JJG 680-2007 Samplers for Stack Dust
Basic Information
Standard Code:
JJG 680-2007
Standard Type:
National standards
Standard Status:
Replaced
is_force_gb:
no
CCS Name:
-
ICS Name:
-
Publish Date:
2007-08-21
Implement Date:
2008-02-21
Pages:
13 pages
Scope
This procedure is applicable to the initial verification, subsequent verification, and in-use inspection of dust samplers used to measure the concentration of dust in gases by the filtration and weighing method, with a sampling flow rate of no more than 60 L/min and an exhaust gas flow rate range of (5～30) m/s.
Development Information
Replace the following standards
JJG 680-1990
Superseded by the following standards
Referenced Standards
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Active
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DZ 4-1981
Replaced
DZ 4-1981
SC 69-1982
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SC 72-1982
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