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Whatman Qualitative Filter Paper – Lab qualitative filter paper – Great Wall Detail:
Lab qualitative filter paper Specifications

CP1002 qualitative filter papers are made of 100 % linter cotton, manufactured by modern paper-making technology. This kind of filter paper is generally used for qualitative analysis and solid-liquid separation.
|
Grade
|
Speed
|
Particle retention(μm)
|
Flow rate①s
|
Thickness (mm)
|
Basis weight (g/m2)
|
Wet Burst② mm H2O
|
Ash< %
|
|
1
|
Medium
|
11
|
40-50
|
0.18
|
87
|
260
|
0.15
|
|
2
|
Medium
|
8
|
55-60
|
0.21
|
103
|
290
|
0.15
|
|
3
|
Medium-slow
|
6
|
80-90
|
0.38
|
187
|
350
|
0.15
|
|
4
|
Very fast
|
20-25
|
15-20
|
0.21
|
97
|
260
|
0.15
|
|
5
|
Very slow
|
2.5
|
250-300
|
0.19
|
99
|
350
|
0.15
|
|
6
|
slow
|
3
|
90-100
|
0.18
|
102
|
350
|
0.15
|
① Filtration speed is the time for filtering 10ml(23±1℃)distillated water through 10cm2 filter paper.
② Wet Bursting Strength is measured by wet bursting strength instrument.
Ordering information
Sheets and rolls with custom-made size are available.
|
Grade
|
Size(cm)
|
Packing
|
|
1,2,3,4,5,6
|
60×60 46X57
|
60×60
|
|
Φ7、Φ9、Φ11、Φ12.5、Φ15、Φ18、Φ18.5、Φ24
|
Sheet :100sheets/pack, 10packs/CTN
|
| |
Circle :100circles/pack, 50packs/CTN
|
Lab qualitative filter paper Applications
1. Qualitative analysis pretreatment;
2. Filtration of precipitates, such as ferric hydroxide, lead sulphate, calcium carbonate;
3.Seed testing and soil analysis.

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Gaining customer satisfaction is our company's aim forever. We will make great efforts to develop new and top-quality products, meet your special requirements and provide you with pre-sale, on-sale and after-sale services for Whatman Qualitative Filter Paper – Lab qualitative filter paper – Great Wall , The product will supply to all over the world, such as: Poland, Saudi Arabia, Ecuador, Our professional engineering group will always be ready to serve you for consultation and feedback. We are able to also offer you with absolutely free samples to meet your requirements. Finest efforts will likely be produced to give you the ideal service and goods. For anyone who is thinking about our company and merchandise, please contact us by sending us emails or contact us quickly. As a way to know our merchandise and firm. lot more, you can come to our factory to find out it. We'll always welcome guests from all over the world to our business to build company relations with us. Please feel free to get in touch with us for business and we believe we are going to share the top trading practical experience with all our merchants.