简要描述：pall HDCII滤纸颇尔滤纸J100047050,PALL HDCII membrane filters J100047050,47MM直径，50张每盒

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pall HDCII滤纸颇尔滤纸J100047050

PALL HDCII membrane filters J100047050,47MM直径，50张每盒