Tests indicate that EMASOL 520B should be used at 15-45%by weight in paraffin base oil. And an excellent rust protectionEMASOL 520B在极低的剂量比率即可获得优异的防锈效果与耐硬水性能；添加剂量比率愈高，其乳液则愈呈澄清与稳定。