No. 41

No. 41 Quantitative Ashless Paper

Fast filtration of coarse or gelatinous precipitates (20-25 µm particle retention)
Acid washed, ash content 0.007%
Especially suitable for iron or aluminum hydroxides; rough surface
Widely used in determining silicon in iron and steel analysis
Used for quantitative air pollution analysis when determining gaseous compounds at high flow rates

Filter Paper, Grade 41, 55mm (100/pk)
Whatman Filter Paper, Grade 41; Circles; Diameter: 5.5cm (100/pk) Learn More

$21.85

AW Part Number: 1441-055
OEM Part Number(s): 1441-055
Filter Paper, Grade 41, 70mm (100/pk)
Whatman Filter Paper, Grade 41; Circles; Diameter: 7.0cm (100/pk) Learn More

$28.00

AW Part Number: 1441-070
OEM Part Number(s): 1441-070
Filter Paper, Grade 41, 90mm (100/pk)
Whatman Filter Paper, Grade 41; Circles; Diameter: 9.0cm (100/pk) Learn More

$36.55

AW Part Number: 1441-090
OEM Part Number(s): 1441-090
Filter Paper, Grade 41, 110mm (100/pk)
Whatman Filter Paper, Grade 41; Circles; Diameter: 11.0cm (100/pk) Learn More

$43.87

AW Part Number: 1441-110
OEM Part Number(s): 1441-110
Filter Paper, Grade 41, 125mm (100/pk)
Whatman Filter Paper, Grade 41; Circles; Diameter: 12.5cm (100/pk) Learn More

$51.17

AW Part Number: 1441-125
OEM Part Number(s): 1441-125
Filter Paper, Grade 41, 150mm (100/pk)
Whatman Filter Paper, Grade 41; Circles; Diameter: 15.0cm (100/pk) Learn More

$69.35

AW Part Number: 1441-150
OEM Part Number(s): 1441-150
Filter Paper, Grade 41, 185mm (100/pk)
Whatman Filter Paper, Grade 41; Circles; Diameter: 18.5cm (100/pk) Learn More

$75.14

AW Part Number: 1441-185
OEM Part Number(s): 1441-185