Corundum is used as a gemstone, abrasive, refractory and much more. Red corundum is a ruby, blue is a sapphire, any other color is a fancy sapphire. Synthetic ...
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In quantitative XRF analyses, the largest errors generally arise from sample preparation. To address that problem, this installment of "Atomic Perspectives" presents ...
Annex II. PRODUCT SPECIFIC RULES OF ORIGIN. Section. A: Introductory Notes. specific rule or specific set of rules that applies to a particular subheading is ...
Applied Clay Science, 6 (1991) 87119 87 Elsevier Science Publishers, Amsterdam Kaolin: processing, properties and ...