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Cytiva Whatman™ Quantitative Filter Papers: Grade 542 Circles
Enables high retention of fine particles in chemically harsh conditions. Whatman™ Quantitative Filter Papers: Grade 542 Circles are well suited for use in capturing fine precipitates in applications such as metal determinations and hydroxide collection.
Supplier: Cytiva 1542110
Description
Enables high retention of fine particles in chemically harsh conditions. Whatman™ Quantitative Filter Papers: Grade 542 Circles are well suited for use in capturing fine precipitates in applications such as metal determinations and hydroxide collection.
Whatman hardened ashless quantitative filter papers are acid-hardened to give high wet strength and chemical resistance with extremely low ash content. They are suitable for a wide range of critical filtration procedures.- High retention of fine precipitates in applications such as metal determinations and hydroxide collection
- Collection of trace elements and radionuclides from the atmosphere
- Nominal particle retention rating of 2.7 μm
- Herzberg filtration speed of 2510 s
- Extremely low ash content (0.006% ash maximum)
Specifications
64 s/100 mL/in2 | |
Disc | |
2.7 μm | |
Used in gravimetric metal determinations. | |
Fine | |
150 μm | |
4.33 in. |
Grade 542 Ashless Fine Precipitate FIlter, 110 mm circles (100 pcs) | |
Cotton Linters | |
ASTM, 250 seconds; Herzberg, 2510 seconds | |
Grade 542 | |
100/Pk. | |
Hardened Ashless | |
110 mm |
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