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Izindaba

  • Ukuhlanza ishubhu lelabhorethri kanye nendlela yokuxubha

    Ukuhlanza ishubhu lelabhorethri kanye nendlela yokuxubha

    Njengethuluzi elisetshenziswa kakhulu elabhorethri, ishubhu lokuhlola linezidingo eziphakeme zokulihlanzwa, futhi sidinga ukulihlanza ngokucophelela.Ishubhu lokuhlola elisetshenziswe esivivinyweni kufanele lihlanzwe kahle, ngoba ukungcola okukushubhu lokuhlola kuzoba nemiphumela emibi ekuhlolweni.Uma i...
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  • Indlela efanele yokusebenzisa ingilazi yekhava?Yenzani futhi isebenza kanjani?

    IMicroscope iyithuluzi lokubuka elisetshenziswa kakhulu ekufundiseni, ocwaningweni lwesayensi nakwezinye izici.Lapho usebenzisa isibonakhulu, kukhona “insizakalo” encane uBibuke angenayo, okungukuthi, ingilazi yekhava.Khona-ke kufanele sisebenzise kanjani ingilazi yekhava ngendlela efanele?Ingilazi yekhava kufanele ihlanzwe...
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  • Ukusetshenziswa kanye nokuqapha kwezitsha ze-petri

    I-glassware entsha noma esetshenzisiwe kufanele iqale ifakwe emanzini ukuze kuthambise futhi kuncibilikise izinto.I-glassware entsha kufanele ivele igezwe ngamanzi kampompi ngaphambi kokusetshenziswa, bese icwiliswa ubusuku bonke nge-5% hydrochloric acid;I-glassware esetshenzisiwe ivame ukunamathiselwa nenani elikhulu lamaprotheni namafutha, yome ngemva kwayo ...
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  • Ungakhetha kanjani amathiphu we-pipette?

    01 Impahla yekhanda lokumunca Njengamanje, umlomo wombhobho we-pipette emakethe ngokuyisisekelo usebenzisa ipulasitiki ye-polypropylene, ebizwa ngokuthi i-PP, okuwuhlobo lwepulasitiki esobala engenambala ene-inertia yamakhemikhali aphezulu kanye nohlobo olubanzi lokushisa.Kodwa-ke, okufanayo kuyi-polypropylene, kuzoba khona ...
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