Hahnemuhle FineArt Filter circles FP 551, 90 mm DP551090

Round filters FP 551, black
Recommended for the detection of very fine traces of light particles and precipitates.
-The filter paper grade 551 is a technical filter paper made with the addition of black dye
-White and light particles can be detected easily by the strong contrast to the black filter paper
-Detection of very fine traces of white precipitates and particles
-Detection of silicone/fluorine traces (water drop test)
-Determination of the antiseptic e#ect of wood preservatives against fungal attack
-Visualisation of mycelial threads from fungi

Product Specification:
Diam.: 90mm