GORGECRAFT 50Pcs Synthetic Filter Discs 90 MM Laboratory Quantitative Ashless Filter Paper Medium Speed Wide Mouth Size Funnel Filters Paper for a Buchner Funnel, Mushroom Cultivation

GORGECRAFT 50Pcs Synthetic Filter Discs 90 MM Laboratory Quantitative Ashless Filter Paper Medium Speed Wide Mouth Size Funnel Filters Paper for a Buchner Funnel, Mushroom Cultivation

• 50Pcs Filter Paper: You will receive 50 pieces of white, round, quantitative filter paper in a wide mouth size, a quantity large enough for your use.
• Size: Synthetic filter paper stickers are approximately 1.18in/90mm in diameter and 0.04in/0.1mm thick.
• HIGH QUALITY: These quantitative ashless filter papers are made from high quality fibres and have good resistance to pressure and heat.
• Breathable: These laboratory filter papers ensure the circulation of air inside and fresh air outside and are indispensable for mushroom cultivation.
• Multifunctional: These disc filters can be fitted to the holes in the lids of wide-mouth canning jars. The surface needs to be cleaned and dried before applying the synthetic filter paper, which is widely used in Brønsted funnels and is suitable for mushroom cultivation.