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Tala Fou

  • Application of proply gallate

    Faʻaogaina o proply gallate

    Propyl gallate (PG), e lauiloa foi o le propyl gallate, e i ai le molelaula o le C10H12O5. Ole vaega ole vaega ole vaega ole 212.21. E pei o Saina "Tulaga Mama mo le Faʻaaogaina o Meaʻai Faʻaopopo" (GB2760-2011) faʻamaonia: E mafai ona faʻaaogaina le propyl gallate i gaʻo o meaʻai, falai meaʻai, iʻa mago ...
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  • Development of high-purity gallic acid and its application in electronic chemistry

    Atinaʻeina o le maualuga-mama aʻiaʻi galava acid ma lona faaaogaina i eletise kemisi

    O vailaʻau faʻa eletise e masani ona faʻasino i vailaʻau faʻapitoa mo le eletise. I le taimi nei, e fiasefulu afe o ituaiga, o loʻo talosagaina manaʻoga maualuga, maualalo taumafaina, maualuga manaʻoga mo le mama o le gaosiga ma faʻaaoga siosiomaga ma upgrat ...
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  • Gallic Acid Preparation

    Sauniuniga oona o le Gallic

    Acid Hydrolysis O le metotia hydrolysis metotia e masani ona vaevaeina i le tasi-sitepu metotia ma lua-sitepu metotia. O le autu faʻagasologa tafe o lua-sitepu sauniuniga o le gallic acid mata mea → → vevela vai aveʻese → faamama toe →
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  • Tannic Acid

    Tannic oona

    Tannic acid o se ituaiga faapitoa o tannin, o se ituaiga o polyphenol. Lona vaivai acidity (pKa faataamilo 6) e mafua mai i le tele phenol vaega i le fausaga. O le vailaʻau e fai ma vailaʻau tannic acid e masani ona tuʻuina atu e pei o le C76H52O46, e fesoʻotaʻi ma le decagalloyl glucose, ...
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  • Gallic Acid Historical Context and Uses

    Gallic Acid Talaʻaga Faʻasologa ma Faʻaaogaina

    O le Gallic acid o se vaega taua o le uamea oona vaitusi, o le tulaga masani a Europa tusitusiga ma tusiina vaitusi mai le 12th i le 19 seneturi, ma se talafaasolo atu i le malo o Roma ma le Oti Sami Tusi. O Pliny the Elder (23-79 AD) o loʻo faʻamatalaina le faʻaaogaina o le galic acid o se ...
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