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Test tube for chemical laboratory or science lab, medicine or pharmacology liquid, fluid measurement. Biology beaker blue stock illustrations Set of isolated glassware flask or glass bottle for ...

rotating at 240 rpm, and vacuum filtered with a membrane. The aqueous part was extracted by adding ethyl acetate at a ratio of 200 mL of acetate for every 500 mL of solution for 5 min. After this step ...

Kourtnee covers TV streaming services and home entertainment news and reviews at CNET. She previously worked as an entertainment reporter at Showbiz Cheat Sheet where she wrote about film ...