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spectral element

spectral element, Total:6 items.

In the international standard classification, spectral element involves: Analytical chemistry, Petroleum products in general, Lubricants, industrial oils and related products.


国家能源局, spectral element

  • SY/T 7420-2018 X-ray fluorescence spectroscopy element logging specifications

NL-NEN, spectral element

  • NEN 6464-1981 Sample preparation of sludge or water containing sludge for the determination of elements by atomic absorption spectrometry - Destruction with nitric acid and sulfuric acid
  • NEN 6465-1981 Water and air - Sample preparation of sludge, water containing sludge and air dust for the determination of elements by atomic absorption spectrometry - Destruction with nitric acid and hydrochloric acid

American Society for Testing and Materials (ASTM), spectral element

  • ASTM E1621-13 Standard Guide for Elemental Analysis by Wavelength Dispersive X-Ray Fluorescence Spectrometry
  • ASTM D7876-13(2018) Standard Practice for Practice for Sample Decomposition Using Microwave Heating (With or Without Prior Ashing) for Atomic Spectroscopic Elemental Determination in Petroleum Products and Lubricants
  • ASTM D7876-13 Standard Practice for Practice for Sample Decomposition Using Microwave Heating (With or Without Prior Ashing) for Atomic Spectroscopic Elemental Determination in Petroleum Products and Lubricants




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