BS6310 is a pitch control agent based on C16-21 fatty alcohol polyoxyethylene ether, mainly be used in pulping and cooking lines. In the production line of chemical pulp and dissolving pulp, the product can reduce the pitch content in the pulp and the cohesiveness of its components, and prevent the pollution of the net, cloth and dryer caused by pitch in the later paper making. It can also reduce the shutdown and production loss caused by cleaning sediment, improve the speed of paper machine and paper quality. The product is stable to acid, alkali and temperature, easy to dissolve in water and produce less bubbles