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$10.65
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$5.36
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$5.36

Ahlstrom 6420-0425 Qualitative Filter Paper, Grade 642, 42.5 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$10.65
$10.65 - $10.65
$10.65
$5.36
$5.36 - $5.36
$5.36
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$11.04
$11.04 - $11.04
$11.04
$5.51
$5.51 - $5.51
$5.51

Ahlstrom 6420-0470 Qualitative Filter Paper, Grade 642, 47 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$11.04
$11.04 - $11.04
$11.04
$5.51
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$5.51
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$10.85
$10.85 - $10.85
$10.85
$5.43
$5.43 - $5.43
$5.43

Ahlstrom 6420-0550 Qualitative Filter Paper, Grade 642, 55 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$10.85
$10.85 - $10.85
$10.85
$5.43
$5.43 - $5.43
$5.43
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$11.55
$11.55 - $11.55
$11.55
$5.79
$5.79 - $5.79
$5.79

Ahlstrom 6420-0700 Qualitative Filter Paper, Grade 642, 70 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$11.55
$11.55 - $11.55
$11.55
$5.79
$5.79 - $5.79
$5.79
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$11.66
$11.66 - $11.66
$11.66
$5.84
$5.84 - $5.84
$5.84

Ahlstrom 6420-0750 Qualitative Filter Paper, Grade 642, 75 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$11.66
$11.66 - $11.66
$11.66
$5.84
$5.84 - $5.84
$5.84
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$14.03
$14.03 - $14.03
$14.03
$7.00
$7.00 - $7.00
$7.00

Ahlstrom 6420-0900 Qualitative Filter Paper, Grade 642, 90 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$14.03
$14.03 - $14.03
$14.03
$7.00
$7.00 - $7.00
$7.00
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$575.95
$575.95 - $575.95
$575.95
$287.96
$287.96 - $287.96
$287.96

Ahlstrom 6421-0900 Qualitative Filter Paper, Grade 642, 90 mm, 5000/pk

Ahlstrom
In stock

Qualitative Filter Paper

$575.95
$575.95 - $575.95
$575.95
$287.96
$287.96 - $287.96
$287.96
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$17.31
$17.31 - $17.31
$17.31
$8.64
$8.64 - $8.64
$8.64

Ahlstrom 6420-1100 Qualitative Filter Paper, Grade 642, 110 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$17.31
$17.31 - $17.31
$17.31
$8.64
$8.64 - $8.64
$8.64
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$709.28
$709.28 - $709.28
$709.28
$354.64
$354.64 - $354.64
$354.64

Ahlstrom 6421-1100 Qualitative Filter Paper, Grade 642, 110 mm, 5000/pk

Ahlstrom
In stock

Qualitative Filter Paper

$709.28
$709.28 - $709.28
$709.28
$354.64
$354.64 - $354.64
$354.64
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$20.75
$20.75 - $20.75
$20.75
$10.38
$10.38 - $10.38
$10.38

Ahlstrom 6420-1250 Qualitative Filter Paper, Grade 642, 125 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$20.75
$20.75 - $20.75
$20.75
$10.38
$10.38 - $10.38
$10.38
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$675.09
$675.09 - $675.09
$675.09
$337.55
$337.55 - $337.55
$337.55

Ahlstrom 6421-1250 Qualitative Filter Paper, Grade 642, 125 mm, 5000/pk

Ahlstrom
In stock

Qualitative Filter Paper

$675.09
$675.09 - $675.09
$675.09
$337.55
$337.55 - $337.55
$337.55
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$25.19
$25.19 - $25.19
$25.19
$12.59
$12.59 - $12.59
$12.59

Ahlstrom 6420-1500 Qualitative Filter Paper, Grade 642, 150 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$25.19
$25.19 - $25.19
$25.19
$12.59
$12.59 - $12.59
$12.59
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$36.76
$36.76 - $36.76
$36.76
$18.38
$18.38 - $18.38
$18.38

Ahlstrom 6420-1850 Qualitative Filter Paper, Grade 642, 185 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$36.76
$36.76 - $36.76
$36.76
$18.38
$18.38 - $18.38
$18.38
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$39.84
$39.84 - $39.84
$39.84
$19.91
$19.91 - $19.91
$19.91

Ahlstrom 6420-2050 Qualitative Filter Paper, Grade 642, 205 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$39.84
$39.84 - $39.84
$39.84
$19.91
$19.91 - $19.91
$19.91
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$55.13
$55.13 - $55.13
$55.13
$27.58
$27.58 - $27.58
$27.58

Ahlstrom 6420-2400 Qualitative Filter Paper, Grade 642, 240 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$55.13
$55.13 - $55.13
$55.13
$27.58
$27.58 - $27.58
$27.58
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$56.19
$56.19 - $56.19
$56.19
$28.11
$28.11 - $28.11
$28.11

Ahlstrom 6420-2500 Qualitative Filter Paper, Grade 642, 250 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$56.19
$56.19 - $56.19
$56.19
$28.11
$28.11 - $28.11
$28.11
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$67.58
$67.58 - $67.58
$67.58
$33.80
$33.80 - $33.80
$33.80

Ahlstrom 6420-2700 Qualitative Filter Paper, Grade 642, 270 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$67.58
$67.58 - $67.58
$67.58
$33.80
$33.80 - $33.80
$33.80
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$105.73
$105.73 - $105.73
$105.73
$52.86
$52.86 - $52.86
$52.86

Ahlstrom 6420-3200 Qualitative Filter Paper, Grade 642, 320 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$105.73
$105.73 - $105.73
$105.73
$52.86
$52.86 - $52.86
$52.86
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$107.78
$107.78 - $107.78
$107.78
$53.90
$53.90 - $53.90
$53.90

Ahlstrom 6420-3300 Qualitative Filter Paper, Grade 642, 330 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$107.78
$107.78 - $107.78
$107.78
$53.90
$53.90 - $53.90
$53.90
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$142.09
$142.09 - $142.09
$142.09
$71.04
$71.04 - $71.04
$71.04

Ahlstrom 6420-3850 Qualitative Filter Paper, Grade 642, 385 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$142.09
$142.09 - $142.09
$142.09
$71.04
$71.04 - $71.04
$71.04
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$149.42
$149.42 - $149.42
$149.42
$74.74
$74.74 - $74.74
$74.74

Ahlstrom 6420-4000 Qualitative Filter Paper, Grade 642, 400 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$149.42
$149.42 - $149.42
$149.42
$74.74
$74.74 - $74.74
$74.74
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$187.06
$187.06 - $187.06
$187.06
$93.54
$93.54 - $93.54
$93.54

Ahlstrom 6420-4500 Qualitative Filter Paper, Grade 642, 450 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$187.06
$187.06 - $187.06
$187.06
$93.54
$93.54 - $93.54
$93.54
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$228.91
$228.91 - $228.91
$228.91
$114.45
$114.45 - $114.45
$114.45

Ahlstrom 6420-5000 Qualitative Filter Paper, Grade 642, 500 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper

$228.91
$228.91 - $228.91
$228.91
$114.45
$114.45 - $114.45
$114.45
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$14.69
$14.69 - $14.69
$14.69
$7.36
$7.36 - $7.36
$7.36

Ahlstrom 9090-0425 Qualitative Filter Paper Wet-Strengthened, Grade 909, 42.5 mm, 100/pk

Ahlstrom
In stock

Qualitative Filter Paper Wet-Strengthened

$14.69
$14.69 - $14.69
$14.69
$7.36
$7.36 - $7.36
$7.36
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