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Cytiva Whatman™ Quantitative Filter Paper: Grade 42 Circles

Filters and retains extremely small particles. Whatman™ Quantitative Filter Paper: Grade 42 Circles are suitable for processes that require ashing.

$42.55 - $717.00

Specifications

Airflow Rate 96 s/100 mL/in2
Format Disc
Material Cotton Linters
Pore Size 2.5 μm
Filtration Speed 1870 sec.
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Products 11
Catalog Number Mfr. No. Diameter (Metric) Price Quantity & Availability  
Catalog Number Mfr. No. Diameter (Metric) Price Quantity & Availability  
09-856A
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Cytiva
1442042
42.5 mm
Pack of 100 for $42.55
Edge
Add to Cart
 
09-805-341
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Cytiva
1442047
47 mm
Pack of 100 for $57.10
Edge
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09-855AA
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Cytiva
1442055
55 mm
Pack of 100 for $49.80
Add to Cart
 
09-855A
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Cytiva
1442070
70 mm
Pack of 100 for $58.90
Edge
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09-855B
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Cytiva
1442090
90 mm
Pack of 100 for $78.90
Edge
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09-855C
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Cytiva
1442110
110 mm
Pack of 100 for $99.60
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09-855D
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Cytiva
1442125
125 mm
Pack of 100 for $113.10
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09-855E
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Cytiva
1442150
150 mm
Pack of 100 for $141.10
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09-855F
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Cytiva
1442185
185 mm
Pack of 100 for $207.50
Edge
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09-856B
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Cytiva
1442240
240 mm
Pack of 100 for $349.50
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09-856D
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Cytiva
1442320
320 mm
Pack of 100 for $717.00
Add to Cart
 
Description

Description

Filters and retains extremely small particles. Whatman™ Quantitative Filter Paper: Grade 42 Circles are suitable for processes that require ashing.

Ashless grades are very pure filters suitable for a wide range of critical analytical filtration procedures. Whatman™ quantitative filter papers are designed for gravimetric analysis and the preparation of samples for instrumental analysis.
  • Ashless: 0.007% ash maximum
  • Fine (2.5 μm) nominal particle retention rating, eliminates large particles that might otherwise interfere with sensitive instrumentation
  • Herzberg filtration speed of 1870 s
  • Commonly used as a calcium carbonate filter

Specifications

Specifications

96 s/100 mL/in2
Cotton Linters
1870 sec.
Designed for gravimetric analysis and the preparation of samples for instrumental analysis.For critical gravimetric analysis with the finest particle retention.
Fine
200 μm
Disc
2.5 μm
Slow
Grade 42
100 Pack
Ashless
SDS
Documents

Documents

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