STB PDF

Plastics - Poly(phenylene sulfide) (PPS) moulding and extrusion materials - Part 1- Designation system and basis for specifications. Original standard BS ISO 20558-1-2018 in PDF full version. Additional info + preview on request

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Plastics - Poly(phenylene sulfide) (PPS) moulding and extrusion materials - Part 2- Preparation of test specimen and determination of properties. Original standard BS ISO 20558-2-2018 in PDF full version. Additional info + preview on request

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Paints and varnishes - Determination of stone-chip resistance of coatings - Part 4- Mobile multi-impact testing on a small testing area. Original standard BS ISO 20567-4-2023 in PDF full version. Additional info + preview on request

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Water quality - Determination of cyclic volatile methylsiloxanes in water - Part 2- Method using liquid-liquid extraction with gas chromatography-mass spectrometry (GC-MS). Original standard BS ISO 20596-2-2021 in PDF full version. Additional info + preview on request

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Natural gas - Calculation of thermodynamic properties - Part 1- Gas phase properties for transmission and distribution applications. Original standard BS ISO 20765-1-2005 (2009) in PDF full version. Additional info + preview on request

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Natural gas - Calculation of thermodynamic properties - Part 2- Single-phase properties (gas, liquid, and dense fluid) for extended ranges of application. Original standard BS ISO 20765-2-2015 in PDF full version. Additional info + preview on request

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