Download or read book GB T 6730 84 2023 Translated English of Chinese Standard GB T 6730 84 2023 GBT6730 84 2023 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2023-11-19 with total page 24 pages. Available in PDF, EPUB and Kindle. Book excerpt: This document describes a method for the determination of total rare earth content, by inductively coupled plasma atomic emission spectrometry. This document is applicable to the determination of the total rare earth content in iron ore, iron concentrate, sinter, pellet mineral products. Determination range (mass fraction): 0.10% ~ 15.00%.

Download or read book GB T 6730 87 2023 Translated English of Chinese Standard GB T 6730 87 2023 GBT6730 87 2023 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2023-12-06 with total page 43 pages. Available in PDF, EPUB and Kindle. Book excerpt: This document specifies the use of wavelength dispersive X-ray fluorescence spectrometry (cobalt internal standard method) for the determination of all iron, silicon, aluminum, calcium, magnesium, manganese, titanium, vanadium, phosphorus, copper, lead, chromium, zinc, arsenic, potassium and sulfur content. This document is applicable to the determination of the following elements in iron ore, iron concentrate, sinter and pellets. The measurement range is shown in Table 1. Table 1 -- Measurement range