GB/T 20466-2006
Active
T/NAIA 080-2021
Active
Group standards
\nT/NAIA 080-2021 Spectrophotometric Method Using Ammonium Molybdate to Determine Total Phosphorus in Sediment-laden Rivers - Pretreatment Method
T/NAIA 080-2021
Price:
$ 20.00
Basic Information
Standard Code:
T/NAIA 080-2021
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Drinks
ICS Name:
\nChemical testing of water
Publish Date:
2021-10-14
Implement Date:
2021-10-20
Scope
Main technical content: This document specifies the pretreatment method for determining total phosphorus in sediment-laden rivers using the "Ammonium Molybdate Spectrophotometric Method for Determining Total Phosphorus in Water (GB 11893-89)". This method is suitable for pretreating samples of total phosphorus in sediment-laden rivers with a turbidity of more than 200 NTU before sampling.
Development Information
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