
Standard Test Method for Determination of Asphaltenes (Heptane Insolubles) in Crude Petroleum and Petroleum Products
出版:American Society for Testing and Materials

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CONTAINED IN VOL. 05.04, 2005Covers a procedure for the determination of the heptane insoluble asphaltene content of gas oil, diesel fuel, residual fuel oils, lubricating oil, bitumen, and crude petroleum that has been topped to an oil temperature of 260 degree C.
Also numbered as IP 143
(02/2002)