Sitawutinikela ekuniketeni ematfuba etfu lahloniphekile ngesikhatsi sisebentisa bahlinzeki labacabangela kakhulu ngenshisekelo ye-Glacial Acetic Acid Gaa Liquid, Uma unesitsakatelo kunobe ngutiphi tintfo tetfu noma ungafuna kuhlola kutsenga ngekwemvelo, kufanele utive ukhululekile mbamba kutsintana natsi. Sibuke phambili ekwakheni tinhlangano tenhlangano letiphumelelako nemakhasimende lamasha emhlabeni wonkhe ngaphakatsi kwekusondzela lokutako.
Sitawutinikela ekuniketeni ematfuba etfu lahloniphekile ngesikhatsi sisebentisa bahlinzeki labacabangela kakhulu ngenshisekelo ye , Ngemzamo wekuhambisana nemkhuba wemhlaba, sitawuhlala setama kuhlangabetana netimfuno temakhasimende. Uma ufuna kutfutfukisa noma ngutiphi letinye tintfo letinsha, singatilungisa ngendlela loyifunako kute tihambisane netidzingo takho. Nangabe utiva unesitsakatelo kunobe ngumiphi imikhicito yetfu netisombululo nobe ufuna kutfutfukisa tintfo letinsha letitsengiswako, kufanele utive ukhululekile kusitsintsa. Sibuke embili ekwakheni budlelwane bebhizinisi lobuphumelelako nemakhasimende emhlabeni wonkhe.














3. Tintfo letichaziwe:
Kubukeka: Liketshezi lelite umbala, lelibonakalako.
Assay (Lokucuketfwe): 98% lokungenani.
Esidi yeFormic: 0.5% ngetulu.
4. Kuhlolwa kwe-Glacial Acetic Acid Gaa Ketshezi:
Kuphendvula: CH3COOH + NaOH → CH3COONa + H2O
Inchubo: Dlulisela cishe 0.5 ml we glacial acetic acid ku flask lelinganiswe ngaphambilini lengu 150 ml ye iodine lecuketse 25 ml wemanti. Vala iflaski kahle, hlanganisa kahle, bese uphindze ulinganise. Umehluko emkhatsini waletisindvo letimbili umelela sisindvo sesampula. Faka 10 ml emanti kanye 3 emaconsi phenolphthalein inkomba. Titrate nge 0.5 N NaOH sisombululo kuze kube ngumbala lopinki uphawula indzawo yekugcina.Esidi ye-Acetic ye-Glacial Gaa Liquid.
Kubala: ml (NaOH) × 0.5 (Lokuvamile) × 0.06005 = emagremu e-CH3COOH
(Caphela: Kubalwa kungenteka kutsatse kutsi umphumela sisindvo ngemagremu, lesisetjentiselwa kutfola bucwebecwebe bephesenti lelihlobene nesisindvo sesampula).