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Standard Insuued on: 1989-12

GB 11902-1989    Water quality - Determinaton of selenium - Diaminonaphthalene fluorometric method
水质 硒的测定 2,3-二氨基萘荧光法
Category No.:GB Valid Status:valid
Issued Organization:AQSIQ Issued Date:1989-12-25
Implemented Date:1990-7-1 Abolished Date:
Superseded Standard.: Superseded Date:
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CECS : 1289   GB/T 12010.5-1989   CECS 12-1989   CECS : 1489   CECS : 1389   GB 12021.8-1989   CECS 1289   GB 11865-1989   GB 10562-1989   GB 12021.4-1989   GB/T 12024-1989   GB 12143.3-1989   GB/T 3390.1-1989   GB/T 12106-2007   GB 1986-2007   HG/T 20671-1989   QC/T 266-1999   YY 91044-1999   YY 91043-1999   GB/T 12328-1990  

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