Whatman® 1442-240 Filter Paper Grade No. 42, Quantitative, Ashless, Fine Retention – 24
$192.00
Whatman® 1442-320 Filter Paper Grade No. 42, Quantitative, Ashless, Fine Retention – 32
$384.00
Whatman® 1450-240 Filter Paper Grade No. 50, Quantitative, Low Ash, Fine Retention – 24
$168.00
Whatman® 1450-320 Filter Paper Grade No. 50, Quantitative, Low Ash, Fine Retention – 32
$304.00
Whatman® 1450-500 Filter Paper Grade No. 50, Quantitative, Low Ash, Fine Retention – 50
$600.00