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ASTM E945-02a

Заменен
Standard Test Method for Determination of Zinc in Zinc Ores and Concentrates by Complexometric Tritrimetry — 4 стр.
Область применения

1.1 This test method covers the determination of zinc in ores, concentrates, and related materials having chemical composition within the following limits:

Element Concentration Range, %Zinc 5.0 to 70.0Lead 0.5 to 50.0Copper 0.1 to 3.0Iron 0.5 to 16.0Sulfur 4.0 to 30.0Calcium 0.1 to 20.0Magnesium0.1 to 10.0Cadmium 0.1 to 8.0Arsenic 0.01 to 1.0Antimony0.01 to 0.005Bismuth 0.001 to 0.1Cobalt 0.1 to 0.5Nickel 0.3 to 3.0Silver 0.00 to 150 oz/tonGold 0.00 to 1.0 oz/ton

1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

ICS
73.060.99 Other metalliferous minerals / Рудные минералы прочие
Сборник ASTM
03.05 Analytical Chemistry for Metals, Ores, and Related Materials / Аналитическая химия для металлов, руд и сопутствующих материалов: с E32 и далее
Тематика
Analytical Chemistry