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- General laboratory consumables
- Occupational safety, Security
- Analytical measurement and testing
- Stirring, Shaking, Mixing
- Sample preparation
- Distillation, separation, filtration
- Heating and cooling technology
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- Vacuum technology, Drying, Dry storage
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- Environmental-, soil-, water-, food analysis
- Chromatography
- Cleanroom
Test sieves
Filter
Qualitative Activated carbon filters, 508, round filters
Hahnemühle
Recommended for the seperation of very fine semi-colloidal turbidities.
- Weight 196 g/m2
- High adsorption rate
- Minimum content of activated carbon 35 %
- Filtration speed acc. to Herzberg 360 s
- Thickness 0.52 mm
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Qualitative filter paper, Grade 593 ½, folded filters
Medium to slow 2 to 5µm
- time saving, because folded filters have a larger surface area than comparable circular filters
- for medium to fine precipitates and general laboratory work
- Weight: 85g/m²
- Thickness: 0.17mm
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Qualitative Filters 551, black, round filters
Recommended for the detection of very fine traces of light-coloured particles and precipitates.
- Made of pure celluloses and with constriction of black additives
- White and light-coloured particles can be detected easily by the strong contrast to the black filter paper
- Weight 95 g/m2
- Thickness 0,2 mm
- Filtration speed acc. to Herzberg 850 s
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