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GORGECRAFT 100PCS 2 Speeds Synthetic Filter Discs 90mm Diameter Quantitative Filter Paper Circles Slow Flow/Fast Speed Wide Mouth Size Funnel Filter Paper for Buchner Funnel Mushroom Cultivation
$5.99100PCS 2 SPEEDS SYNTHETIC FILTER DISCS: You will receive 100pcs quantitative filter paper in 2 styles filtering speed: slow flow(filtration rate 70 – 140 sec, pore 10 to 15 µm); fast( rate
HIGH QUALITY: Quantitative ashless filter papers are made from high quality fibres paper and have good role to pressure and heat. Each cellulose filter paper about 90mm in diameter, 0.15mm thick, and the ash content is not more than 0.15%
BREATHABLE: Filter papers ensure the circulation of air inside and fresh air outside and are indispensable for mushroom cultivation.
