The Super Liquid Flux which is no rot,in line with AWS/ANSIA5.31 standards. 1,The Super Liquid Flux which is no rot,in line with AWS/ANSIA5.31 standards.2,In 900~1200°C for brazing carbon steel,copper and copper alloy.3,The packing of the liquid flux as follow:4L/pail ,20L/pail.4,The liquid flux are spoken highly by the customer all the way!