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VWR Grade 703 Blotting Paper Size: 7x10cm. Weight: 185g/m2. Thickness: 0.38mm. Hertzberg Flow Rate: 250 sec./ 100mL at 10cm head of water. Klemm Wicking Rate Test: 626 sec./7.5cm rise. Made of 100% cotton fiber. Uniform and smooth. Produced using ultrapur
