超微细沉淀改性硫酸钡(化纤色母级)BF0.5微米2.0微米98超微细沉淀改性硫酸钡BF0.5微米2.0微米98超微细改性硫酸钡EX1.0微米6-8微米96EX-1.21.2微米6-8微米96EX-1.61.6微米6-8微米96超细硫酸钡UF2.0微米(6000目)12微米96XF3.0微米(5000目)15微米96CF4.0微米(3000目)20微米94DF5.5微米(2500目)25微米94NF9.0微米(1250目)40微米94