Normas ISO

Polyethylene fittings for use with polyethylene pipes for the supply of gaseous fuels -- Metric series -- Specifications-- Part 3: Electrofusion fittings

Soil quality -- Determination of exchangeable acidity in barium chloride extracts

Belt drives -- Grooved pulleys for joined narrow V-belts -- Groove sections 9N/J, 15N/J and 25N/J (effective system)

Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Inter-exchange signalling protocol -- Call Identification and Call Linkage Additional Network Feature

Powered lawn, garden and horticultural equipment -- Operator controls -- Guidance on actuating forces, displacement, location and methods of operation

Rubber hoses and hose assemblies -- Textile-reinforced hydraulic types -- Specification-- Part 1: Oil-based fluid applications