PATIKIL 200Pcs 18cm Qualitative Filter Paper Circles, Fast Speed Round Laboratory Filter Paper Chemical Industrial Oil Testing Funnel Filter Paper sold2024 the switch button has passed

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PATIKIL 200Pcs 18cm Qualitative Filter Paper Circles, Fast Speed Round Laboratory Filter Paper Chemical Industrial Oil Testing Funnel Filter Paper sold2024 the switch button has passedPATIKIL 200Pcs 18cm Qualitative Filter Paper Circles, Fast Speed Round Laboratory Filter Paper Chemical Industrial Oil Testing Funnel Filter Paper The Qualitative Filter Paper is usually used for general qualitative analysis and separating coarse and gelatinous precipitates from solutions in the lab or chemistry applications, but can't be used for quality analysis. Specifications Material: Paper; Color: White; Diameter: 18cm 7. 09 inch; Flow Speed: