Filter Paper Qualitative Slow 11 cmFilter Paper Qualitative Slow 11 cm. 100 Filter Circles. Excellent Quality. Ash Content 0.15%. Slow "Smooth". Retention: Fine Crystalline, General Chemistry. Filter Paper grades have varying particle retention and flow speeds. Fast Papers will retain larger sized particles and Slow Papers will retain smaller sized particles. The ideal choice is a Filter Paper that is fast, and able to retain the precipitate load. We offer a wide range of Qualitative ( indentifying the presence of a substance ) and Quantitative ( determining numerical amounts and percentages of substances ) Filter Papers.
Note: Products being sold are not toys. They are for laboratory / educational use only. They are not for use by children 12 & under.