SOUTH AFRICAN NATIONAL STANDARD
5.2.4 Return all the specimens to the oven for a further 4 h. 5.2.5 Remove the specimens from the oven, weigh each one and record the mass to the nearest 1 g. 5.2.6 Compare the masses obtained in the last two weighing cycles. When any specimen loses more than 10 g repeat 5.2.3 to 5.2.4 until no specimen loses more than 10 g.
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