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Glass Fiber Filters-Ahlstrom No.161

Ideally suited for air and pollution monitoring. Equivalent of Whatman grade #934AH. It is recommended for use in suspended and dissolved solids testing as described in Method 209 of "Standard Methods for the Analysis of Water and Wastewater". 1.1µm retention and a flow rate of 100 mL/min. 100 per Package.

Reorder List	Cat. No.	Dia (cm)	Pkg	Quantity	Select
	33569-01	2.1	26.55
	33569-02	2.4	27.28
	33569-06	3.2	28.90
	33569-07	3.5	32.05
	33569-08	3.7	32.88
	33569-09	4.25	36.03
	33569-10	4.7	46.62
	33569-11	5.5	44.65
	33569-12	7.0	54.88
	33569-13	9.0	89.13
	33569-15	11.0	118.60
	33569-16	12.5	124.05
	33569-18	15.0	156.75
	33569-19	18.5	230.78
	33569-20	24.0	338.63
	33569-23	32.0	550.38