GB/T 17518-1998
Replaced
T/QAS 082.3-2022
Active
Group standards
T/QAS 082.3-2022 Rock Salt and Gypsum Chemical Analysis - Part 3: Determination of Nitrate - UV Spectrophotometry
T/QAS 082.3-2022 Rock Salt and Gypsum Chemical Analysis - Part 3: Determination of Nitrate - UV Spectrophotometry
Price:
$ 20.00
Basic Information
Standard Code:
T/QAS 082.3-2022
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Comprehensive Inorganic Chemistry
Publish Date:
2023-04-15
Implement Date:
2023-04-30
Scope
Main technical content: This document describes the terms and definitions, principles, interferences and eliminations, reagents and materials, instruments and equipment, samples, analysis steps, quality control, and waste treatment for the determination of water-soluble nitrate in rock salt and manganese sulfate. This document is applicable to the determination of water-soluble nitrate in rock salt and manganese sulfate; detection limit: 3.0 mg/kg; detection lower limit: 9.0 mg/kg.
Development Information
Related Standards
GB/T 19281-2003
Replaced
GB/T 19281-2003 Analytic method for calcium carbonate
GB/T 19282-2003
Replaced
GB/T 19282-2003 Analytic method for lithium hexafluorophosphate
GB/T 21057-2007
Active
GB/T 21057-2007 Inorganic chemicals for industrial use—General method for determination of fluorine content—Ion selective electrode method
GB/T 21058-2007
Active
GB/T 21058-2007 Inorganic chemicals for industrial use—General method for mercury content—Flameless atomic absorption spectrometric method
GB/T 21354-2008
Active