Product Introduction
1. Quantitative filter paper is made of the highest quality commercial cotton pulp as raw material, using advanced production and post-processing technology; its residual ash after burning is very small, and it has almost no effect on the analysis results, suitable for precise quantitative analysis.
2. Quantitative filter paper has formed a stable and reliable production process and inspection system to ensure product quality after years of production practice and technical research.
Features
1. Discs, Squares, Rolls are all available
2. Any size can be customized for quantitative filter paper, the minimum is 2mm
3. Our products are of reliable quality and stable performance
4. Our filter paper is equivalent to Whatman
Applications
1. Precise quantitative analysis
2. Liquid purification
3. Analysis separation or air and water analysis
Product Parameters
Grade | Speed | Basis Weight(g/㎡) | Pore Size (um) | Separating Property | Filter Speed(s) | Wet Burst (mm H2O) | Ash Content(%) |
Grade 40 | Medium | 80.0±4.0 | 8um | PbSO4 | 35~70 | ≥140 | ≤0.01 |
Grade 41 | Fast | 20-25um | Fe(OH)3 | ＜35 | ≥120 | ||
Grade 42 | Slow | 2.5um | BaSO4 | 70~140 | ≥180 | ||
Grade 44 | 3um |
Product Information
Part No. | Description | Packaging |
Grade 40 | ||
YZ40-070 | Grade 40, Quantitative Filter Paper, 70mm, Medium, 8um | 100pcs/pk |
YZ40-090 | Grade 40, Quantitative Filter Paper, 90mm, Medium, 8um | 100pcs/pk |
YZ40-110 | Grade 40, Quantitative Filter Paper, 110mm, Medium, 8um | 100pcs/pk |
YZ40-125 | Grade 40, Quantitative Filter Paper, 125mm, Medium, 8um | 100pcs/pk |
YZ40-150 | Grade 40, Quantitative Filter Paper, 150mm, Medium, 8um | 100pcs/pk |
YZ40-180 | Grade 40, Quantitative Filter Paper, 180mm, Medium, 8um | 100pcs/pk |
Grade 41 | ||
YZ41-070 | Grade 41, Quantitative Filter Paper, 70mm, Fast, 20-25um | 100pcs/pk |
YZ41-090 | Grade 41, Quantitative Filter Paper, 90mm, Fast, 20-25um | 100pcs/pk |
YZ41-110 | Grade 41, Quantitative Filter Paper, 110mm, Fast, 20-25um | 100pcs/pk |
YZ41-125 | Grade 41, Quantitative Filter Paper, 125mm, Fast, 20-25um | 100pcs/pk |
YZ41-150 | Grade 41, Quantitative Filter Paper, 150mm, Fast, 20-25um | 100pcs/pk |
YZ41-180 | Grade 41, Quantitative Filter Paper, 180mm, Fast, 20-25um | 100pcs/pk |
Grade 42 | ||
YZ42-070 | Grade 42, Quantitative Filter Paper, 70mm, Slow, 2.5um | 100pcs/pk |
YZ42-090 | Grade 42, Quantitative Filter Paper, 90mm, Slow, 2.5um | 100pcs/pk |
YZ42-110 | Grade 42, Quantitative Filter Paper, 110mm, Slow, 2.5um | 100pcs/pk |
YZ42-125 | Grade 42, Quantitative Filter Paper, 125mm, Slow, 2.5um | 100pcs/pk |
YZ42-150 | Grade 42, Quantitative Filter Paper, 150mm, Slow, 2.5um | 100pcs/pk |
YZ42-180 | Grade 42, Quantitative Filter Paper, 180mm, Slow, 2.5um | 100pcs/pk |
Grade 44 | ||
YZ44-070 | Grade 44, Quantitative Filter Paper, 70mm, Slow, 3um | 100pcs/pk |
YZ44-090 | Grade 44, Quantitative Filter Paper, 90mm, Slow, 3um | 100pcs/pk |
YZ44-110 | Grade 44, Quantitative Filter Paper, 110mm, Slow, 3um | 100pcs/pk |
YZ44-125 | Grade 44, Quantitative Filter Paper, 125mm, Slow, 3um | 100pcs/pk |
YZ44-150 | Grade 44, Quantitative Filter Paper, 150mm, Slow, 3um | 100pcs/pk |
YZ44-180 | Grade 44, Quantitative Filter Paper, 180mm, Slow, 3um | 100pcs/pk |
