BS 4450(1976) : 1976已作废
DETERMINATION OF ASH FROM PETROLEUM PRODUCTS
出版：British Standards Institution
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基本信息
标准编号： BS 4450(1976) : 1976
发布时间：1976/1/1 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：8
标准简介
Gives a method for the determination of the ash, in the range 0.01 % to 0.20 % from distillate and residual fuel oils, crude oils, lubricating oils, waxes, and other petroleum products in which any ash forming materials present are considered to be undesirable impurities or contaminants. Limited to petroleum products which are free from added ash forming additives. Covers brief history, summary of method, apparatus, procedure, calculation, test report and precision.
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