Filter Paper 11Cm Lab Qualitative Filter Paper For Chemistry,, 100 Discs ZENPORE CHARM PRINTING HK CO., LTD is a well-known laboratory consumable manufacturer , the company was established in 2013,the pioneering spirit is placed in the process of producing filter paper. The laboratory filter produced by the filter paper supplier FLUTED FILTER have strong chemical compatibility, high moisture explosion resistance, and low ash content. FLUTED FILTER has been folding filter paper disks for European distributors of filtration equipment since 2008. Thanks to our close relationship with filter paper manufacturers, we can now offer a limited range of those products directly to consumers. Product Features GRADE 2 : 11cm - Equivalent to Whatman qualitative grade 2, standard lab filter paper (110mm) AGRICULTURE - Soil pre-filtration, fertilizer analysis, nutrient absorption in seed tests BREWING TESTS - Beer and malt analysis, removal of turbidity in wort and yeast filtration AIR / GAS FILTRATION - Pollution monitoring of specific atmospheric contaminants, smoke HIGH RETENTION / SLOW FLOW - Retains fine crystalline particles (5~10 micron) Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!