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[QT44] Slow quantitative filters, 7-9 µm

Reference: QT44

Slow filtration quantitative filter paper

Weight (g/m2) DIN 53104	Thickness (mm)	Pore size (μm)	Filtration speed (sec) DIN 53137	Ash content
74	0.16	7-9	100	<0.01

Sort	Minimum size	Maximum size	Code example
A	ø 45 mm	ø 240 mm	QT44A0150 (plain disc of quantitative filter, grade QT44, diameter 240 mm)
P	ø 125 mm	ø 240 mm	QT44P0240 (folded disc of quantitative filter, grade QT44, diameter 240 mm)