Ashless hardened filter papers – Wet-strengthened-Shanghai ZIMEX Industrial Co., Ltd.

Reand223

Filter paper circles, MN 1640 we, Quantitative, Very fast (5 s), Smooth

Reand243

Filter paper circles, MN 1640 w, Quantitative, Fast (9 s), Smooth

Reand332

Filter paper circles, MN 1640 m, Quantitative, Medium fast (27 s), Smooth

Reand236

Filter paper circles, MN 1640 md, Quantitative, Medium to slow (55 s), Smooth

Reand250

Filter paper circles, MN 1640 d, Quantitative, Slow (140 s), Smooth

Reand202

Filter paper circles, MN 1640 de, Quantitative, Very slow (195 s), Smooth