DZ/T 0454.2-2023
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Standards
Current Category: CN-DZ - Geology
DZ/T 0454.1-2023
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DZ/T 0454.1-2023 Iron-titanium oxide chemical analysis method - Part 1: Determination of titanium dioxide content - Zinc reduction-high iron-ammonium sulfate titration method
DZ/T 0453.3-2023
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DZ/T 0453.3-2023 Method for Chemical Analysis of Tantalum- and Niobium-ore Part 3: Determination of Nb, Ta, Iron, Manganese and W Content by Acid-Solubility-Inductively Coupled Plasma Atomic Emission Spectroscopy (ICP-AES)
DZ/T 0453.2-2023
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DZ/T 0453.2-2023 DZ/T 0453.2-2023 Methods for chemical analysis of niobium and tantalum ores Part 2: Determination of lithium, rubidium, beryllium, nickel, copper, zinc, niobium, tantalum, tungsten and yttrium contents by closed acid dissolution-inductively coupled plasma mass spectrometry
DZ/T 0453.1-2023
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DZ/T 0453.1-2023 The Chemical Analysis Methods for NbTa Ore Part 1: Determination of Nb, Ta, and W Content - Closed Acid Solution-Inductively Coupled Plasma Atomic Emission Spectroscopy (ICP-AES) Method
DZ/T 0452.3-2023
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DZ/T 0452.3-2023 The Chemical Analysis Methods for Rare Earth Ore - Part 3: Determination of Lithium, Beryllium, Scandium, Manganese, Cobalt, Nickel, Copper, Zinc, Gallium, Rhenium, Niobium, Molybdenum, Indium, Cesium, Tantalum, Tungsten, Thallium, Lead, Bismuth, Thorium, Uranium and 15 Rare Earth Elements - Determination by Mixed Acid Digestion and Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
DZ/T 0452.2-2023
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DZ/T 0452.2-2023 The Chemical Analysis Methods for Rare Earth Ore Part 2: Determination of Aluminum, Iron, Calcium, Magnesium, Potassium, Sodium, Titanium, Manganese, Phosphorus and 15 Rare Earth Elements Content by Means of Mixed Acid Digestion and Inductively Coupled Plasma Atomic Emission Spectroscopy (ICP-AES)
DZ/T 0452.1-2023
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DZ/T 0452.1-2023 The Chemical Analysis Methods for Rare Earth Ore Part 1: Determination of Silicon Dioxide, Aluminum Oxide, Iron Oxide, Calcium Oxide, Magnesium Oxide, Potassium Oxide, Sodium Oxide, Titanium Dioxide, Manganese Oxide, Phosphorus Dioxide, Strontium and Barium Content - Liquid Molten Borate-Inductively Coupled Plasma Atomic Emission Spectroscopy (ICP-AES) method
DZ/T 0451-2023
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DZ/T 0451-2023 Guidelines for Developing Standard Methods of Geological Experimental Test Methods
DZ/T 0450-2023
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DZ/T 0450-2023 Geological Disaster Monitoring Data Communication Technology Requirements
DZ/T 0449-2023
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DZ/T 0449-2023 Geological Disaster Meteorological Risk Early Warning Specification
DZ/T 0448-2023
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