Dɔwɔƒe ƒe Tsi Glacial Acetic Acid 99.9% le Bulk Supply me
Dɔwɔnu deŋgɔwo le mía si. Míaƒe nuawo woɖona ɖe duta na USA, UK kple bubuawo, vivia ɖoƒe wɔnuku aɖe le asisiwo dome na Factory Liquid Glacial Acetic Acid 99.9% le Bulk Supply, Míele yiyim be míawɔ míaƒe gãtɔ kekeake be míaɖo alo agbɔ asisiwo ƒe nɔnɔmewo ŋu kple egbɔkpɔnu deŋgɔwo, susu deŋgɔ, kple dɔwɔƒe si wɔa dɔ nyuie eye wòsɔ ɖe ɣeyiɣia nu. Míexɔa mɔkpɔkpɔwo katã nyuie.
Dɔwɔnu deŋgɔwo le mía si. Woɖoa míaƒe nuawo ɖe duta na USA, UK kple bubuawo, vivia ɖoƒe wɔnuku aɖe le asisiwo dome na , Míaƒe egbɔkpɔnuwo dzadzra mehea afɔku aɖeke vɛ o eye wòhea gakpɔkpɔ gã vɛ na wò dɔwɔƒea boŋ. Enye míaƒe didi ɣesiaɣi be míahe asixɔxɔ vɛ na asisiwo. Míaƒe dɔwɔƒea le dɔwɔlawo dim tso dzi me. Nukae nèle lalam? Va kpe ɖe mía ŋu. Fifia alo gbeɖe o.
Tsi Glacial Acetic Acid ƒe Agbɔsɔsɔme
Gɔmeɖose: Neutralization titration kple sodium hydroxide standard solution zã phenolphthalein abe dzesi ene. Woɖea formic acid ƒe agbɔsɔsɔ le akɔntabubua me.
Nusiwo Wotsɔ Wɔa Dɔe Kple Egbɔkpɔnuwo:
Sodium hydroxide ƒe tsi si wozãna ɖaa: c(NaOH) = 1 mol/L.
Phenolphthalein ƒe dzesi: 5 g/L ethanol ƒe tsi. Tsɔ 0.5 g phenolphthalein de 100 ml 95% (V/V) ethanol me eye nàtsɔ 4 g/L sodium hydroxide solution awɔe wòazu nusi mewɔa dɔ o vaseɖe esime amadede pink si me kɔ o nadze.
Dɔwɔnu: Kplu si wotsɔ da kpekpemee (si ƒe kpekpeme nye mililita 3); alkaline burette (50 ml ƒe ŋutete).Tsi Glacial Acetic Acid.
Alesi woawɔe: Da kpɔɖeŋu si ade g 2.5 le kpekpemedzidzenu si le abe kɔnu ene me, si sɔ pɛpɛpɛ va ɖo 0.0001 g. De aŋetu la nugoe si ƒe lolome nye mililita 250 si me tsi si woɖe tso tsi si me carbon dioxide mele o mililita 50 le la me. Ʋu aŋetu la ƒe nugbɔ, tsɔ phenolphthalein ƒe dzesi mililita 0.5 de eme, eye nàtsɔ sodium hydroxide standard solution aɖɔe vaseɖe esime amadede pink si me kɔ o nanɔ anyi sɛkɛnd 5.
