Siv Beaker

Beaker nce thiab down vim nws cov caliber, nkag mus rau cov kua yog yooj yim heev, yog ua cov tshuaj lom neeg tshaj plaws feem ntau siv cov tshuaj tiv thaiv kab mob. Beaker txheej phab ntsa nplai, nws yuav raug kwv yees li ntawm qhov ntim daws. Qee cov beakers nyob rau txheej phab ntsa yuav muaj lub me me yog dawb los yog burr, nyob rau hauv cov cheeb tsam no siv tau los sau tus cwj mem los piav qhia lub npe ntawm cov ntawv. Yog hais tias tus beaker tsis muaj cheeb tsam no, ces lub npe ntawm tus txheem tau sau rau ntawm daim ntawv qhia, thiab ces affixed rau lub beaker phab ntsa raws li lub logo. Thaum cov reactant xav kom tau stirred, nws yog feem ntau yog stirred nrog ib tug iav pas nrig. Thaum cov kua haus yuav tsum tau muab xa mus rau lwm lub thawv, lub khob tuaj yeem mus rau sab sab nraud nrog cov hlua ntawm protruding, thiab cov tshuaj yuav tau nchuav tawm smoothly. Txhawm rau tiv thaiv cov dej ntws tawm sab nraud ntawm lub khob phab ntsa, ib rab iav siv tau los kov lub khob, mam li tov nrog lub khob tuaj yeem ntws tawm (ntws) nrog tus iav pas.