2021DS/ISO 13319-1:2021 Determination of particle size distribution – Electrical sensing zone method – Part 1: Aperture/orifice tube method
2000DS/EN 13319:2000 Diving accessories - Depth gauges and combined depth and time measuring devices - Functional and safety requirements, test methods
DS/ISO 13319-1:2021 Determination of particle size distribution – Electrical sensing zone method – Part 1: Aperture/orifice tube method was changed to DS/EN 13319:2000 Diving accessories - Depth gauges and combined depth and time measuring devices - Functional and safety requirements, test methods.