BS 4450(1976) : 1976已作廢
DETERMINATION OF ASH FROM PETROLEUM PRODUCTS
出版：British Standards Institution
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基本信息
標準編號： BS 4450(1976) : 1976
發布時間：1976/1/1 0:00:00
標準類別：Standard
出版單位：British Standards Institution
標準頁數：8
標準簡介
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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