... cement 1.The principle of anti-foulingAnti-fouling agent APC-38 is a kind of transparent, colorless liquid. It has ... be unpolluted for a long time. Anti-fouling agent APC-38 can protected the tiles from contaminant, for example cements, sands ... little of water in or on it, when coated APC-38, these water can evaporate out entirely, so there is ... KG/ iron barrel super efficient anti-stain agent APC-38