ISO 10426-3:2019 Petroleum and natural gas industries. Cements and materials for well cementing Testing of deepwater well cement formulations

Oilwell cement
Cements
Physical testing
Laboratory testing
Petroleum technology
Wells
Gas technology
Cement and concrete technology
Testing
Underwater extraction
Natural gas extraction
Petroleum extraction

Link: ISO 10426-3:2019 Petroleum and natural gas industries. Cements and materials for well cementing Testing of deepwater well cement formulations
Source: BSI Standards

BS ISO 4427-1:2019 Plastics piping systems for water supply and for drainage and sewerage under pressure. Polyethylene (PE) General

Pipe fittings
Plastics
Potable water
Water supply
Water
Physical properties of materials
Testing conditions
Plastic pipelines
Pipes
Temperature
Pressure
Pipework systems
Designations
Polyethylene

Link: BS ISO 4427-1:2019 Plastics piping systems for water supply and for drainage and sewerage under pressure. Polyethylene (PE) General
Source: BSI Standards

BS ISO 20395:2019 Biotechnology. Requirements for evaluating the performance of quantification methods for nucleic acid target sequences. qPCR and dPCR Part 1: qPCR and dPCR

Testing methods
Research methods
Methods of calculation
Space requirements
Biotechnology

Link: BS ISO 20395:2019 Biotechnology. Requirements for evaluating the performance of quantification methods for nucleic acid target sequences. qPCR and dPCR Part 1: qPCR and dPCR
Source: BSI Standards