... Foshan BENNIU Chemical Co., Ltd. is a professional and high-tech enterprise based in Foshan, enjoying convenient transportation access. We ... , Paper, Food Processing, Petrochemical, Metallurgical Processing, Dyeing and the Sugar and all kinds of industrial wastewater treatment.(2) In the ... evenly sprinkle into the mix in the water, stirring speed control in 100~300rpm. Proper heating (< 60 ° c), you ...