Kev siv cov burette Laboratory Burette Feem ntau, cov burettes siv nyob rau hauv cov chaw soj nstuam tshuaj feem ntau muaj xws li tsis-plug burettes, lub rooj burettes, peb-txoj kev piston burettes, ntsaws burettes, thiab sab piston burettes. Ntawm lawv, qhov zoo ntawm plugless burette thiab lub stopper nrog plug burette yog qhov tseem ceeb tshaj plaws. 1. Kev xaiv txoj cai Los ntawm txoj kev xav ntawm