Propylene glycol ke mokelikeli o se nang 'mala, o sa nkhang hamonate, o nang le ponahalo e teteaneng ho feta metsi. E batla e se na tatso ebile ke motsoako oa lijo o entsoeng ka lik'hemik'hale. Joaloka ethanol, ke ntho e tahang.

Ho feta moo, joalo ka solute ea lintho tse phelang, e ka qhala metsoako ea lintho tse phelang hantle ho feta metsi hape e ka boloka mongobo hantle. Ka lebaka la lisebelisoa tsena tse khethehileng tsa lik'hemik'hale, e sebelisoa haholo ho litlolo. Propylene glycol hangata e ka sebelisoa e le moisturizer, softener, solvent, joalo-joalo, 'me e na le liphello tse babatsehang tsa ho nosetsa le ho sebelisoa. E ka sebelisoa hoo e batlang e le litlolo tsohle, haholo-holo metsi, lotion, tranelate, mask a sefahleho le lihlahisoa tse ling.

Ntle le tšimo ea litlolo, e boetse e bohlokoa haholo tšimong ea lijo. Ea re tseba, empa ha re e ele hloko hakaalo. Ho ea ka "GB 2760-2014 National Food Safety Standard - Food Additive Usage Standard", mesebetsi ea propylene glycol ke: stabilizer, coagulant, anti-caking agent, defoaming agent, emulsifier, e boloka mongobo, le thickener.

Ka hona, hangata e sebelisoa e le emulsifier ea lijo e tla kenyelletsoa bohobe, botoro le lihlahisoa tse ling. Ho feta moo, propylene glycol hangata e sebelisoa ts'ebetsong ea biri le lits'ebetsong tsa ho e ntša e le mokelikeli oa lintho tse monko o monate.

Ho phaella moo, bakeng sa metsoalle e ratang ho baka, propylene glycol ke sehlahisoa se sebelisoang hangata, se ka thusang likuku ho fumana tatso le tatso e ntle.

Ho ea ka litekanyetso tsa naha, ho kenngoa ka mokhoa o sireletsehileng oa propylene glycol ho latela litekanyetso tse behiloeng ke International Joint Expert Group on Food Additives, ke hore, ho noa letsatsi le leng le le leng ha hoa lokela ho feta 25 mg ka kilogram ea boima ba 'mele.

Bakeng sa motho e moholo ea boima ba lik'hilograma tse 70, tekanyo e phahameng ea letsatsi le letsatsi ha e fete 1.75 g. Hona joale, tšimong ea tlhahiso ea lijo tsa pastry tse kang likuku, ha u sebelisa propylene glycol e le tlatsetso, mokhoa o amohetsoeng ke ha e le hantle hore litaba ha li fete ligrama tse 3 ka kilogram ea lijo.

Propylene glycol e ka amoheloa hore e sebelisoe e le tlatsetso ea lijo mme e fetisitse liteko tse tiileng tsa polokeho. Tlas'a "maemo a tloaelehileng a ts'ebeliso le ho kenngoa", "tšebeliso ea nako e telele" e ke ke ea e-ba kotsi ho bophelo bo botle.

thepa ea lik'hemik'hale

Propylene glycol
CAS: 57-55-6
Foromo ea molek'hule C3H8O2
boima ba molek'hule 76.09
Nomoro ea EINECS 200-338-0
Sebaka se qhibilihang -60 °C (lit.)
Sebaka se belang 187 °C (hote.)
Boima ba 1.036 g/mL ho 25 °C (lit.)
Mouoane density 2.62 (vs air)
Khatello ea mouoane 0.08 mm Hg (20 °C)
Refractive index n20 /D 1.432(lit.

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