Material: cellulose. Smooth, high-purity cellulose germination test paper for seed testing, ensures reproducible and reliable results. This paper fulfils the requirements of the ISTA (International Seed Testing Association) and ensures the best growing conditions thanks to its consistent water absorption capacity. Suitable for seed testing by means of germination capacity tests of particularly sensitive seeds. Roots do not grow into the paper. Surface weight 110 g/m 2 . Thickness 0.2 mm. Water adsorption 290-340 ml/m 2 . pH value 6-7.5, conductivity <40 mS/m. Fold depth 20 mm. 50 double folds/2 m. The net weight of the pack is 28 kg. Germination testing paper MN 7229 pleated strips