GB/T 2007.1-1987
Active
T/QAS 081.4-2023
Active
Group standards
T/QAS 081.4-2023 "The Chemical Analysis of Polymetallic Ores - Part 4: Determination of Tin by Hydride Generation-Atomic Fluorescence Spectrometry"
T/QAS 081.4-2023 "The Chemical Analysis of Polymetallic Ores - Part 4: Determination of Tin by Hydride Generation-Atomic Fluorescence Spectrometry"
Price:
$ 20.00
Basic Information
Standard Code:
T/QAS 081.4-2023
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Mining and mineral products comprehensive
Publish Date:
2023-04-15
Implement Date:
2023-04-30
Scope
Main technical content: This document describes the terminology and definitions, principles, reagents and materials, instruments and equipment, samples, analysis steps, result calculation, quality control, quality assurance, and waste disposal of the testing method for tin in polymetallic ores. This document is applicable to the determination of tin in polymetallic ores. Method detection limit and determination range: The detection limit is 0.0002%, and the determination range is 0.0008% to 1%.
Development Information
Same series standard
T/QAS 081.1-2023 Part 1 of the chemical analysis of polymetallic ores: Determination of carbon and sulfur by high-frequency combustion infrared absorption method
T/QAS 081.2-2023 The chemical analysis of polymetallic minerals - Part 2: Determination of niobium and tantalum - Atmospheric pressure acid dissolution-inductively coupled plasma mass spectrometry
T/QAS 081.3-2023 Multimetallic mineral chemical analysis - Part 3: Determination of arsenic and antimony - Inductively coupled plasma atomic emission spectroscopy
T/QAS 081.5-2023 Multimetallic mineral chemical analysis - Part 5: Determination of gold - Polyurethane adsorption-atomic absorption spectrophotometry
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