Whatman No. 2V. Same paper as Whatman No. 2, but folded (fluted). Widely used for general purpose filtration. Slightly more retentive than No. 1. Has excellent particle retention (8 µm) and a good filtration speed and loading capacity. Grade 2V pre-folded filter sheets are suitable for extracting samples from soil to support contaminant testing in the presence of weakly...
Whatman No. 2V. Same paper as Whatman No. 2, but folded (fluted). Widely used for general...