Twishimiye uburyo abakiriya bacu banyurwa cyane kandi bakakirwa neza kubera ko dukomeza gushaka serivisi nziza haba ku bicuruzwa na serivisi ku kigero cya 60% bya Na2s Fe.<30ppm sodium sulphidesulfide cas 1313 82 2, our merchandise have exported to north america, europe, japan, korea, australia, new zealand, russia and other countries. on the lookout ahead create up a fantastic long lasting cooperation along with you in coming foreseeable future!
Twishimiye kunyurwa kw'abakiriya no kwemerwa na bose kubera gukomeza gushakisha ubuziranenge bw'ibicuruzwa na serivisi, Menya neza ko wumva nta kiguzi utwoherereje kandi tuzagusubiza vuba bishoboka. Dufite itsinda ry'abahanga mu by'ubwubatsi rishinzwe gutanga serivisi nziza. Ingero z'ubuntu zishobora koherezwa kugira ngo zihuze n'ibyo ukeneye ku giti cyawe kugira ngo umenye byinshi. Kugira ngo ushobore guhaza ibyifuzo byawe, menya neza ko wumva nta kiguzi uduha. Ushobora kutwoherereza ama-imeli no kuduhamagara ako kanya. Byongeye kandi, twishimiye gusura uruganda rwacu ruturutse impande zose z'isi kugira ngo turusheho kumenya neza ikigo cyacu. Mu bucuruzi bwacu n'abacuruzi bo mu bihugu bitandukanye, dukunze gukurikiza ihame ry'uburinganire n'inyungu rusange. Ni icyizere cyacu kwamamaza, dufatanyije, haba mu bucuruzi no mu bucuti kugira ngo twese twungukire. Twiteguye kubona ibibazo byanyu.













Isuzuma ry'uko Sodium Sulfide ingana n'umuti wa iyode:
Shyiramo 25 mL y'umuti usanzwe wa iyode mu icupa rya iyode rya mL 250. Shyiramo 25 mL y'amazi na 10 mL y'umuti wa aside asetiki.
Mu gihe uzenguruka, ongeramo umuti wa B wari warashyizwemo tit (kuva ku ntambwe ya 2). Shyiramo umuti wa titration ukoresheje umuti wa sodium thiosulfate usanzwe kugeza igihe umuti uhindukiye umuhondo werurutse. Hanyuma, ongeramo 2 mL y'umuti wa sitashi hanyuma ukomeze titration kugeza igihe ibara ry'ubururu rizimiye. Andika ingano yakoreshejwe nka V₂.Sodium Sulfide.