由中国腐蚀与防护学会联合研制开发的钢铁表面防护工艺的新型节能产品DL-90常温快速纯化磷化复合液,最近在江苏省盐城市郊区大冈镇精细化工厂投入批量生产。该产品适用于各种机械、电器、钢窗、汽车、自行车、拖拉机、农机,各种家用电器、标准件、船舶、桥梁、电机烘箱、医疗仪器、消防器材、冷气冷藏设备、兵器、各种箱体、电器开 The new energy-saving product DL-90, a steel-based surface protection technology jointly developed by the China Society for Corrosion and Protection, rapidly purifies the phosphating solution at room temperature and was recently put into mass production at Dagangzhen Fine Chemical Plant, a suburb of Yancheng, Jiangsu Province. The product is applicable to all kinds of machinery, electrical appliances, steel windows, automobiles, bicycles, tractors, agricultural machinery, various household appliances, standard parts, ships, bridges, motor ovens, medical equipment, fire fighting equipment, air-conditioning refrigeration equipment, weapons, various Box, electrical open