Sartorius Grade 132 qualitative filter discs are designed for qualitative analyses where low ash content is important. Made from cotton linters and refined pulp, they provide medium-dense, medium-fast filtration with a stated retention rate of 5–7 µm. The 55 mm discs are suitable for analytical sample preparation and filtration of fine crystalline precipitates.

Key Features

Ash content ≤0.02% for low-ash qualitative analyses.
Made from cotton linters and refined pulp with low-phosphate and low-potassium content.
No additives, such as wet-strengthening agents.
White filter paper with 5–7 µm retention.

Applications

Qualitative analyses requiring low ash content.
Determination of phosphate and sodium content in soil samples.
Analytical sample preparation and particle analysis.
Filtration of fine crystalline precipitates.

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As a startup focused on developing analytical toolkits for LNP characterization, RNAnalytics operates under tight budget constraints while striving to maintain a fully stocked lab with high-quality materials. Sustainability is also a core pillar of our operations, pushing us to make environmentally conscious decisions wherever possible....