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- Item number: 7791788
- Manufacturer item no.: 1440-110
Whatman Grade 40 high-purity filters are general-purpose papers for quantitative analysis. Grade... more
Whatman Grade 40 high-purity filters are general-purpose papers for quantitative analysis. Grade 40 filters are suitable for a variety of analytical filtration applications. High-purity filters support accurate analysis in applications sensitive to very low levels of background contamination and in gravimetric analysis where ash content might affect weight measurements of combusted samples.
- High-purity filters contain 0.007% maximum ash content
- Medium nominal particle retention rating of 8 µm
- Medium filtration speed (Herzberg 340 s)
- Particularly useful for gravimetric analysis
- Grade 40
- Diameter 110 mm
Diameter: | 110 mm |
Material: | cotton inter |
Related links to "Round filters for quantitative analyses, grade 40, diameter 110 mm, 100 pieces"