| Place of Origin: | China (Mainland) |
|---|---|
| Brand Name: | |
| Model Number: | 70mm-240mm |
| Material: | Cotton pulp |
Quick Details
Specifications
Filter Paper, Chemical Analysis Filter Paper, Qualitative Filter Paper
Feature:
Filter paper Is manufactured with high grade fine cotton as raw material, through modern original paper making technology and advanced paper making equipment. It is pure cotton paper of high puritycertain strength. The products are widely used for scientific research, industry, agriculture, medicine hygiene, as well as environmental protection, etc. For use of qualitative quantitative analysis as well as chromatographic analysis and test.
Filtration Speed: Fast Speed, Medium(Moderate) Speed, Slow Speed.
Diameter of Circular Filter Paper: 70mm, 90mm, 110mm, 125mm, 150mm, 180mm, 185mm, 220mm, 240mm, 500mm
Square Filter paper: 300*300mm, 600*600mm, 700*700mm, 800*800mm, 850*850mm, 900*900mm, 460*570mm etc.
Standard: GB/T 1914-93, ASTME832-81, throught ISO 9001:2008, ISO 14001 , SGS, CE, RoHs certification etc.TECHNICAL DATA OF CHEMICAL ANALYSIS FILTER PAPER
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ITEMS |
UNIT |
Qualitative filter paper |
Quantitative filter paper |
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Fast speed |
Medium |
Slow speed |
Fast speed |
Medium |
Slow speed |
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No. 101 |
No. 102 |
No. 103 |
No. 201 |
No. 202 |
No. 203 |
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Basis weight |
GSM |
80 |
80 |
80 |
80 |
80 |
80 |
|
Precipitate |
Coarse and Gelatinous Precipitate |
Crystalline |
Fine Crystalline |
Coarse and Gelatinous Precipitate |
Crystalline |
Fine Crystalline |
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|
≤ Filter speed |
(S) |
35 |
70 |
140 |
35 |
70 |
140 |
|
≤ Ash Content |
% |
0.15 |
0.15 |
0.15 |
0.01 |
0.01 |
0.01 |
|
≤ Fe Content |
% |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
0.003 |
|
Water Extracts |
PH |
6.5-7.5 |
6.5-7.5 |
6.5-7.5 |
5-8 |
5-8 |
5-8 |
|
Pore Size |
μm |
20~25 |
15~20 |
10~15 |
20~25 |
15~20 |
10~15 |
|
≤ Water Soluble Chloride |
% |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
|
Similar to Whatman brand |
No. 4 |
No. 1 |
No. 5 |
No. 41 |
No. 40 |
No. 42 No. 44 |
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Size |
Size |
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60X60CM Diameter of Circular Filter Paper: 70.90.110.125.150.180MM We can supply other specifications according to the requirement of customers. |
60X60CM Diameter of Circular Filter Paper: 70.90.110.125.150.180MM We can supply other specifications according to the requirement of customers. |
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Item |
Model |
Size |
Basis weight |
Packing |
|
Qualitative |
fast speed |
Square (L x W): 600 mmx 600 mm, 460mmx570mm |
80g/m2 |
Square: 100sheets/package |
|
moderate speed |
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slow speed |
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Ashless |
fast speed |
Round (diameter): 70mm, 90mm, |
80g/m2 |
Round: 100sheets/box |
|
moderate speed |
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slow speed |