concretesealer.netconcretesealer.net/tests/ASTM C672 Scaling Resistance Test 2017160.pdfASTM C672...
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concretesealer.netconcretesealer.net/tests/ASTM C672 Scaling Resistance Test 2017160.pdfASTM C672 requirement is for 50 cycles of freezing and thawing with calcium chloride solution