亚洲精品国产成人_一级国产精品久久久无码av_亚洲AV永久无码精品九之_亚洲精品无码久久毛片波多野吉衣_99久久精品免费看国产

點擊此處下載ISO 20884 Petroleum products – Determination of sulfur content of automotive fuels – Wavelength-dispersive X-ray Fluorescence Spectrometry

This document specifies a wavelength-dispersive X-ray Fluorescence (WDXRF) test method for the determination of the sulfur content of liquid,homogeneous automotive fuels from 5mg/kg to 500 mg/kg,which have a maximum oxygen content of 3,7%(m/m).Thia product range covers: