Hi landzelela nsinya wa vufambisi wa “Khwalithi i ya xiyimo xa le henhla, Vukorhokeri i bya le henhla, Ku duma i ku sungula”, naswona hi ta tumbuluxa hi mbilu hinkwayo na ku avelana ku humelela na tiklayenti hinkwato ta Ntsengo wa Feme 60% Min Na2s Yellow Flakes Sodium Sulphide Flake Red, Hi ta tshama hi ri karhi hi lwela ku engetela khamphani ya hina na ku phakela swikumiwa swa khwalithi leyinene hi swiyenge swa minxavo ya matimba. Xivutiso xin’wana na xin’wana kumbe nhlamuselo ya tlangeriwa swinene. Tsundzuka ku hi khoma hi ku ntshunxeka.
Hi landzelela nsinya wa vufambisi wa “Khwalithi i ya xiyimo xa le henhla, Vukorhokeri i bya le henhla, Ku duma i ku sungula”, naswona hi ta tumbuluxa hi mbilu hinkwayo no avelana ku humelela na tiklayenti hinkwato ta , Hi moya wa mabindzu wa” vukorhokeri bya le henhla, ku olova, ku tirha na vutumbuluxi”, naswona hi ku fambisana na nkongomiso wo tano wo tirhela wa “khwalithi ya kahle kambe nxavo wo antswa, ” na “xikweleti xa misava hinkwayo”, hi vile hi lwela ku tirhisana na swiphemu swa timovha tikhamphani emisaveni hinkwayo ku endla ntirhisano lowu nga ta wina.













Ku kumiwa ka Sodium Sulfide
Switirhisiwa swa Sodium Sulfide
Nkatsakanyo wa acetic acid ya glacial: 1+10
Iodine standard titration solution: kwalomu ka 0.1 mol/L
Sodium thiosulfate standard titration solution: kwalomu ka 0.1 mol/L
Xitofu xa xikombiso xa starch
95% wa ethanol
Nkatsakanyo wa sodium carbonate: 10% .
Nkatsakanyo wa zinc sulfate: 10% .