Qualitative Filter Paper Discs, Grade 1291
Top Features of Qualitative Filter Papers:
- Made of > 95 % α-cellulose
- Ash content below 0.1 % according to DIN 54370
- Fine-pore, dense
- Very slow filtering
- 385 mm diameter
- 100 discs per pack
Popular Applications for Qualitative Filter Papers:
- Analytical Sample Preparation
- Particle Analysis
Filter Diameter
- Price (CNY):
- CNY1,136.16
- Item No.:
- FT-3-209-385
Added to Shopping Cart
Choose your Wet-strengthened Filter Papers for Qualitative Analyses
These 385 mm diameter qualitative filter paper discs are ideal for analytical purposes and routine analyses. They are wet strengthened for use in pressure or vacuum filtration. Made from refined pulp and cotton linters with more than 95% alpha-cellulose and an ash content of less than 0.1% according to DIN 54370.
Applications
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ApplicationClarification
-
Application Area
-
Analytical sample preparation
- Particle analysis
-
Analytical sample preparation
Dimensions
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DimensionsN/A
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Filter Diameter⌀ 385 mm
General Specifications
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Filter FormatDiscs
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Filter Paper/Membrane ColorWhite
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Filtration Time180 s
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Grade1291
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Specifications
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Fine-pore
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dense
- very slow filtering
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Fine-pore
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Thickness0.15 mm
Materials of Construction
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Filter MaterialCotton Linters and Refined Pulp (> 95 % alpha-cellulose; ash content ≤ 0.1 % according to DIN 54370)
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Membrane MaterialN/A
Physicochemical Information
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Pore SizeN/A
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PrecipitationsVery fine crystalline
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Retention Rate2–3 µm
Product Information
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Filter TypeQualitative Filter Papers
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Pack Size100
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PackagingNon-sterile, bulk packed
Weight
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Basis Weight84 g/m²
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