Hardened Ashless Filter Papers for Quantitative Analysis  Hahnemühle
Hardened Ashless Filter Papers for Quantitative Analysis
Hahnemühle


Filter paper, quantitative, high wet strength.
  • Hardened, ashless filter papers (ash content approx. 0.002 %) are especially recommended for vacuum and pressure filtration, and for the use of acidic and alkaline solutions.
  • Acid-washed and rinsed with water to neutralise.
  • Free of minerals, ideal for the detection of trace elements.
  • Very high wet strength; easy to scrap off or wash off precipitates.
  • High resistance to aggressive chemical components, like sulphuric and nitric acids (up to 40 % at 50 °C) and alkalis (up to 10 % at 20 °C).
Filter type:filter circle
TypeHöhe
mm
Filtration time
[s]
DescriptionOrder No.PU Manuf. Prod. No. 
Grade 1505110.0050.00fast, 88 g / qm5446201100-DP1505110 
Grade 1505125.0050.00fast, 88 g / qm5446204100-DP1505125 
Grade 1505150.0050.00fast, 88 g / qm5446206100-DP1505150 
Grade 1506125.00170.00medium fast, 90 g / qm5446208100-DP1506125 
Grade 1506150.00170.00medium fast, 90 g / qm5446210100-DP1506150 
Grade 1507125.00600.00slow, 90 g / qm5446211100-DP1507125 
Grade 1507150.00600.00slow, 90 g / qm5446212100-DP1507150