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Quality Inspection for Ash 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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We keep on with the theory of "quality first, provider initially, constant improvement and innovation to meet the customers" with the management and "zero defect, zero complaints" as the standard objective. To great our company, we deliver the merchandise using the fantastic excellent at the reasonable price for Quality Inspection for Ash Filter Paper - Lab qualitative filter paper – Great Wall , The product will supply to all over the world, such as: Guinea, Romania, Swansea, Adhering to the principle of "Enterprising and Truth-Seeking, Preciseness and Unity", with technology as the core, our company continues to innovate, dedicated to providing you with the highest cost-effective products and meticulous after-sales service. We firmly believe that: we are outstanding as we are specialized.