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Standard Insuued on: 2008-12

JJG 291-2008    Dissolved Oxygen Meter with Covered-Membrane-Electrode
履膜电极溶解氧测定仪检定规程
Category No.:JJ Valid Status:superseded
Issued Organization:AQSIQ Issued Date:2008-12-23
Implemented Date:2009-6-23 Abolished Date:
Superseded Standard.:JJG 291-2018 Dissolved Oxygen Meters
Superseded Date:2018-8-27
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DB21/T 1695-2008   DB21/T 1694-2008   DB21/T 1703-2008   DB21/T 1707-2008   GB/T 4543-2008   GB/T 15558.3-2008   DB21/T 1710-2008   GB/T 19214-2008   GB/T 23101.4-2008   GB/T 4541-2008   DB21/T 1701-2008   DB21/T 1709-2008   GB/T 3107-2008   DB21/T 1698-2008   DB31/T 95-2008   DB13/T 997-2008   DB21/T 1708-2008   DB35/T 562-2008   GB/T 13552-2008   GB/T 22736-2008/XG1-2018  

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