Petroleum and natural gas industries - Completion fluids and materials - Part 1: Measurement of viscous properties of completion fluids (ISO 13503-1:2011); English version EN ISO 13503-1:2011
Edition 2012-01

Petroleum and natural gas industries - Completion fluids and materials - Part 6 : Procedure for measuring leakoff of completion fluids under dynamic conditions (ISO 13503-6:2014); English version EN ISO 13503-6:2014
Edition 2014-07

Petroleum and natural gas industries - Completion fluids and materials - Part 3: Testing of heavy brines (ISO 13503-3:2022); English version EN ISO 13503-3:2022
Edition 2022-10

Oil and gas industries including lower carbon energy - Completion fluids and materials - Part 2: Measurement of properties of proppants used in hydraulic fracturing and gravel-packing operations (ISO/DIS 13503-2:2024); English version prEN ISO 13503-2:2024
Edition 2024-04

Petroleum and natural gas industries - Completion fluids and materials - Part 2: Measurement of properties of proppants used in hydraulic fracturing and gravel-packing operations (ISO 13503-2:2006 + Amd 1:2009); English version EN ISO 13503-2:2006 + A1:2009
Edition 2010-03

Petroleum and natural gas industries - Completion fluids and materials - Part 4: Procedure for measuring stimulation and gravel-pack fluid leakoff under static conditions (ISO 13503-4:2006); English version EN ISO 13503-4:2006
Edition 2007-02

Petroleum and natural gas industries - Completion fluids and materials - Part 5: Procedures for measuring the long-term conductivity of proppants (ISO 13503-5:2006); English version EN ISO 13503-5:2006
Edition 2006-10

Petroleum and natural gas industries. Completion fluids and materials. Procedure for measuring leakoff of completion fluids under dynamic conditions
Edition 2014-03-31

Petroleum and natural gas industries - Completion fluides and materials - Part 6: Procedure for measuring leakoff of completion fluids under dynamic conditions (ISO 13503-6:2014)
Edition 2014-05

Petroleum and natural gas industries - Completion fluids and materials - Part 1: Measurement of viscous properties of completion fluids (ISO 13503-1:2011)
Edition 2012-01