STM PDF

Pneumatic fluid power - Assessment of component reliability by testing - Part 5- Non-return valves, shuttle valves, dual pressure valves (AND function), one-way adjustable flow control valves, quick-exhaust valves. Original standard ISO 19973-5-2015 in PDF full version. Additional info + preview on request

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Copper, lead and zinc sulfide concentrates - Determination of cadmium - Part 1- Flame atomic absorption spectrometric method. Original standard ISO 19976-1-2019 in PDF full version. Additional info + preview on request

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Copper, lead and zinc sulfide concentrates - Determination of cadmium - Part 2- Acid digestion and inductively coupled plasma atomic emission spectrometric method. Original standard ISO 19976-2-2019 in PDF full version. Additional info + preview on request

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Ophthalmic optics - Contact lenses - Hygienic management of multipatient use trial contact lenses. Original standard ISO 19979-2018 in PDF full version. Additional info + preview on request

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Petroleum industry - Terminology - Part 1- Raw materials and products. Original standard ISO 1998-1-1998 in PDF full version. Additional info + preview on request

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Petroleum industry - Terminology - Part 1- Raw materials and products - Technical Corrigendum 1. Original standard ISO 1998-1-1998 cor1-1999 in PDF full version. Additional info + preview on request

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