FILTER PAPER - Whatman Grade No. 42, Quantitative, Ashless, Fine Retention

Qty	Price	Unit	Item	Cat#	Mfg#	Specs...
	$28.76	100/PK	1442-042, 4.25	12487001	1442-042	Whatman No.: 1442-042 »Diameter, cm: 4.25
	$34.00	100/PK	1442-055, 5.5	12487002	1442-055	Whatman No.: 1442-055 »Diameter, cm: 5.5
	$40.54	100/PK	1442-070, 7.0	12487003	1442-070	Whatman No.: 1442-070 »Diameter, cm: 7.0
	$54.00	100/PK	1442-090, 9.0	12487004	1442-090	Whatman No.: 1442-090 »Diameter, cm: 9.0
	$66.07	100/PK	1442-110, 11.0	12487005	1442-110	Whatman No.: 1442-110 »Diameter, cm: 11.0
	$76.21	100/PK	1442-125, 12.5	12487006	1442-125	Whatman No.: 1442-125 »Diameter, cm: 12.5
	$96.46	100/PK	1442-150, 15.0	12487007	1442-150	Whatman No.: 1442-150 »Diameter, cm: 15.0
	$142.07	100/PK	1442-185, 18.5	12487008	1442-185	Whatman No.: 1442-185 »Diameter, cm: 18.5
	$227.00	100/PK	1442-240, 24.0	12487009	1442-240	Whatman No.: 1442-240 »Diameter, cm: 24.0
	$467.00	100/PK	1442-320, 32.0	12487011	1442-320	Whatman No.: 1442-320 »Diameter, cm: 32.0
+Requisition

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Fine retention and slow flow rate. Particle retention 2.5µm. Well suited for gravimetric analysis where fine particle retention is critical.