Maintaining a healthy aquatic environment is crucial for the well-being of your fish. Lab filters play a vital role in removing impurities, regulating water parameters, and providing essential oxygenation. Selecting the right filter ensures a clean and stable habitat, minimizing stress and disease for your aquatic inhabitants.
- Precision Filtration with Eisco: The Eisco Filter Paper features a 10-micron pore size, providing a finer filtration option for capturing smaller particles. Ideal for laboratories, filtering paper supports accurate lab-grade filtration
- Supports Qualitative Separation: Crafted for qualitative lab separation, this filter paper excels in tasks focused on filtration rather than measurement. It suits routine chemistry lab filtration where a consistent qualitative grade matters
- Ample Supply for Labs: With a pack of 100 filter papers, you have a substantial supply for ongoing lab work before you need to reorder. This bulk option is excellent for laboratories and classrooms requiring frequent filtration processes
- Balanced Flow and Retention: The medium-speed grade provides an optimal balance between flow rate and particle retention. It's a reliable choice for those seeking moderate filtration pace in their laboratory filter paper
- HIGH RETENTIVITY || High retentivity, perfect for general laboratory filtering and qualitative analysis
- FILTER SIZE || 15cm diameter
- PORE SIZE || 10µL (micron) pore size
- FILTERING SPEED || Medium Speed (85 gsm)
- Filter paper diameter: 74mm
- Coarse cellulose filter papers remove particles > 20 µm
- Filtration Speed: 35 - 70 sec
- Ash content: ≤0.15%
- GRADE 4 : 7cm - Equivalent to Whatman qualitative grade 4, standard lab filter paper (70mm)
- FAST PRE-FILTER - Quickly clean-up biological samples and organic extracts, routine clarification
- WINE MAKING - Filtration of musts
- HIGH AIR FLOW COLLECTION - Collect large particulate in fast moving air or fumes
- The ceramic Buchner funnel features uniform pore distribution for consistent filtration results. Comes with 100 pcs 80 mm qualitative filter papers (pre-wetting recommended for a secure seal and optimal performance).
- Includes 9 different size rubber stoppers to ensure tight, leak-free connections between the funnel and filtration flask, maintaining stable vacuum pressure during use.
- The 1000 mL borosilicate glass filtering flask offers excellent chemical resistance and thermal shock durability, allowing safe use under temperature changes while providing clear visibility of the filtration process.
- This glass filtration set, when paired with a oilless vacuum pump, accelerates the filtration process. It is suitable for the rapid processing of large liquid volumes, making it an essential tool for teaching labs, and scientific research
- Qualitative filter paper
- Great for use in distillation experiments in schools or in coffee filtering at home
- Packaging may vary from photo shown
- Used in qualitative analytical techniques to determine and identify materials
- 0.22 μm hydrophilic polyethersulfone (PES) membrane, ideal for filtration of protein solutions, tissue culture media, additives, buffers, and water.
- Naturally hydrophilic membrane requiring no pre-wetting for immediate filtration.
- Ultra-low protein binding minimizes sample loss and enhances filtration efficiency.
- Built-in PP pre-filter boosts flow throughput and prevents premature clogging of the primary filter membrane.
- Available in Diameter: 56 mm, 74 mm, 94 mm
- Cellulose filter paper removes particles > 10 µm
- Filtration speed: 70 - 140 sec
- StonyLab standard filter paper circles; ash content: ≤0.01%
- Filter paper diameter: 50mm
- Coarse cellulose filter papers remove particles > 20 µm
- Filtration Speed: 35 – 70 sec
- Ash content: ≤0.15%
This article is part of our complete guide Fish & Aquatic — browse all our comparisons and buying guides.
Last update on 2026-10-15 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Lab Filters
Filter Type
Consider the type of filtration needed for your specific setup. Common types include mechanical, chemical, and biological filters, each addressing different aspects of water purification. Many filters combine these methods for comprehensive cleaning. For instance, mechanical filters trap debris, while biological filters house beneficial bacteria to break down waste.
Flow Rate and Tank Size
Ensure the filter's flow rate is appropriate for your aquarium's volume. A general guideline is to turn over the tank's water volume at least 4-5 times per hour. Check the manufacturer's recommendations for tank size compatibility to avoid inadequate filtration or excessive water disturbance.
Maintenance Requirements
Evaluate the ease of maintenance for different models. Some filters require frequent cleaning or replacement of media, while others are designed for longer intervals between servicing. Consider how easily you can access and clean filter components and replace cartridges or media.
