Normas ISO

Instant tea in solid form -- Determination of total ash

Instant tea in solid form -- Determination of moisture content (loss in mass at 103 degrees C)

Plastics piping systems -- Glass-reinforced thermosetting plastics (GRP) pipes and fittings -- Test methods to prove the leaktightness of the wall under short-term internal pressure

Plastics piping systems -- Glass-reinforced plastics (GRP) components -- Determination of the amounts of constituents using the gravimetric method

Plastics piping systems -- Glass-reinforced thermosetting plastics (GRP) pipes -- Determination of time to failure under sustained internal pressure

Unplasticized polyvinyl chloride (PVC-U) valves for pipes under pressure -- Basic dimensions -- Metric series