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0.22μmΦ50 ptfe 聚四氟乙烯微孔滤膜 亲水有机系过滤膜 50片/盒
微孔滤膜水相聚醚砜pes 50mm*0.45μm/50mm*0.22μm(4格/2格)
津腾 水系微孔滤膜 150mm 0.22/0.45 微孔 滤膜
50mm 0.22 0.45 um微米.微孔滤膜
millipore聚碳酸酯滤膜0.2um
0.22μmΦ50 ptfe 聚四氟乙烯微孔滤膜 亲水有机系过滤膜 50片/盒