| Ashless filter papers |
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| For quantitative analysis and filtration with low blank values |
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Ashless filter papers are particularly suited for quantitative routine analysis and are manufactured from refined pulp and linters. They are acid-washed and have an extremely low ash content of 0.01%. The amount of a-cellulose is about 95%.
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| Ashless filter paper grades |
| MN 640 we |
Very fast filtration, ashless, for fast filtration of very coarse precitpitates.
All data at a glance...
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MN 640 w
equivalent black ribbon |
Fast filtration, ashless, for fast filtration of coarse precipitates.
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MN 640 m
equivalent white ribbon |
Medium fast filtration, ashless, standard filter for many applications.
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MN 640 md
equivalent red ribbon |
Medium fast filtration, ashless, for example for magnesium-ammonium-phosphate and zinc sulfide.
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MN 640 dd
equivalent green ribbon |
Slow filtration, ashless, for filtration of fine precipitates.
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MN 640 d
equivalent blue ribbon |
Slow filtration, ashless, for filtration of very fine precipitates.
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| MN 640 de |
Very slow filtration for extremely fine precipitates.
All data at a glance...
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