Normas ISO

Microbiology of the food chain -- Horizontal method for the detection and enumeration of Enterobacteriaceae-- Part 2: Colony-count technique

Absorbent incontinence aids for urine and/or faeces -- General guidelines on evaluation

Steel wire ropes -- Requirements

Water quality -- Determination of the growth inhibition effects of waste waters, natural waters and chemicals on the duckweed Spirodela polyrhiza -- Method using a stock culture independent microbiotest

Plastics piping systems for drainage and sewerage without pressure -- Non-circular pipes and joints made of glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resins (UP) -- Dimensions, requirements and tests

Acoustics -- Methods for calculating loudness-- Part 1: Zwicker method