Qualitative analysis grade 4 filter paper is a fast filter material that is well suited for retention of coarse particles and gelatinous precipitates, such as ferric hydroxide and aluminum hydroxide. Specific applications include: Air pollution monitoring where the collection of fine particles is not critical, and routine clean-up of biological fluids or organic extracts.

Key Features

• 125mm diameter
• Qualitative
• Fast filter material suited for coarse particles and gelatinous precipitates