API MPMS 10.8-1991 Manual of Petroleum Measurement Standards Chapter 10 - Sediment and Water Section 8 - Standard Test Method for Sediment in Crude Oil by Membrane Filtration (First Edition; ASTM D 4807-88)
2005API MPMS 10.8-2005 Manual of Petroleum Measurement Standards Chapter 10-Sediment and Water Section 8-Standard Test Method for Sediment in Crude Oil by Membrane Filtration (Second Edition)
1991API MPMS 10.8-1991 Manual of Petroleum Measurement Standards Chapter 10 - Sediment and Water Section 8 - Standard Test Method for Sediment in Crude Oil by Membrane Filtration (First Edition; ASTM D 4807-88)