DIN EN 12370:2019 pdf download.Natural stone test methods - Determination of resistance to salt crystallisation. 5 Principle After drying to constant mass, the specimen is immersed in a solution of sodium sulphate, dried and allowed to cool to room temperature. This cycle is carried out 15 times and the percentage mass change measured. 6 Apparatus 6.1 A ventilated oven capable...
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