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GE Healthcare 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.

$43.16 - $694.63

Specifications

Format Circles
Grade Grade 42
Pore Size (Metric) 2.5μm
Porosity Fine
View More Specs

Products 10
Catalog Number Mfr. No. Diameter (Metric) Price Quantity  
Catalog Number Mfr. No. Diameter (Metric) Price Quantity  
09-856A Accessories View Documents GE Healthcare
1442042
42.5mm Pack of 100 Each for $43.16
 
09-855AA View Documents GE Healthcare
1442055
55mm Pack of 100 Each for $50.61
 
09-855A Accessories View Documents GE Healthcare
1442070
70mm Pack of 100 Each for $60.59
 
09-855B Accessories View Documents GE Healthcare
1442090
90mm Pack of 100 Each for $80.84
 
09-855C Accessories View Documents GE Healthcare
1442110
110mm Pack of 100 Each for $98.76
 
09-855D Accessories View Documents GE Healthcare
1442125
125mm Pack of 100 Each for $113.84
 
09-855E Accessories View Documents GE Healthcare
1442150
150mm Pack of 100 Each for $144.25
 
09-855F Accessories View Documents GE Healthcare
1442185
185mm Pack of 100 Each for $213.05
 
09-856B Accessories View Documents GE Healthcare
1442240
240mm Pack of 100 Each for $340.41
 
09-856D Accessories View Documents GE Healthcare
1442320
320mm Pack of 100 Each for $694.63
 
Description

Description

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

Circles
Grade 42
2.5μm
Fine