Glass Wool, 10 Grams, Glass Fiber Cotton, Filter Glass Fiber Cotton For 1. Alkali free glass wool Product Features 1. Alkali free glass wool 2. High temperature resistance 600 ? 3. Applicable to the determination of petroleum magnesium silicate adsorption column filling filtration 4. Suitable for cadmium column reduction device filled with glass fiber cotton 5. Suitable for filling and filtering of macroporous adsorption resin column 6. Suitable for filling, filtering, heat preservation and heat insulation of large, medium and small instruments in the laboratory 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!