• The distance from the top of the funnel to the spray nozzle: 190mm
• Spray time after adding 250ml of water to the funnel: 25-30s
• A quantitative (250ml) of distilled water is passed through a standard spray head and sprayed on the tested sample 150mm below the nozzle at 45º from the surface of the test sample. After spraying, the sample surface is compared and rated with the standard chart.

AATCC 22

BS 3702

BS EN 24920

GB/T 4745

ISO 4920

M&S P23

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