Filtration
Whatman Filter Paper Circles – No.4 110mm
Manufactured from high-quality cotton liners that are treated to achieve an α-cellulose content >98%.
Filtration
Whatman Filter Paper Circles – No.4 150mm
Manufactured from high-quality cotton liners that are treated to achieve an α-cellulose content >98%.
Filtration
Whatman Filter Paper Circles – No.4 320mm
Manufactured from high-quality cotton liners that are treated to achieve an α-cellulose content >98%.