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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.

21.35€ - 191.00€

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
Product Code Brand Diameter (Metric) Price Quantity & Availability  
Product Code Brand Diameter (Metric) Price Quantity & Availability  
11352955
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Cytiva
1442-042
42.5 mm
21.35€
Pack of 100
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Estimated Shipment: 17-04-2024
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11340474
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Cytiva
1442-047
47 mm
28.70€
Pack of 100
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Estimated Shipment: 17-04-2024
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10586921
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Cytiva
1442-055
55 mm
24.10€
Pack of 100
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Estimated Shipment: 17-04-2024
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11372955
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Cytiva
1442-070
70 mm
24.80€
Pack of 100
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Estimated Shipment: 17-04-2024
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10740783
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Cytiva
1442-090
90 mm
36.95€
Pack of 100
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11392955
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Cytiva
1442-110
110 mm
47.60€
Pack of 100
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11302965
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Cytiva
1442-125
125 mm
56.05€
Pack of 100
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11312965
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Cytiva
1442-150
150 mm
74.30€
Pack of 100
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11322965
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Cytiva
1442-185
185 mm
109.00€
Pack of 100
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Estimated Shipment: 18-04-2024
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11332965
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Cytiva
1442-240
240 mm
173.00€
Pack of 100
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Estimated Shipment: 18-04-2024
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11330474
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Cytiva
1442-320
320 mm
191.00€
Pack of 100
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Estimated Shipment: 29-04-2024
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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
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