Ammonium persulfate: njikọ na ihe dị mkpa

ammonium persulfate a na-eji ike na polymerization usoro, nakwa dị ka na-ebikọta n'oge nkwadebe nke rubbers, plastik na latex, na foto, na etching nke e biri ebi sekit mbadamba. Nke a ihe onwunwe na mgbe ụfọdụ a na-eji maka disinfection na bleaching.

Ammonium persulfate: Physico-chemical Njirimara

Himreaktiv anọchi anya colorless efere, mgbe ụfọdụ, a greenish hue. Ubé soluble na H 2 O (42.7%) na okpomọkụ nke 15,5 Celsius C. N'oge kpo oku n'elu 120 degrees pirosernisty ammonium iche-iche, mgbe oxygen na-tọhapụrụ. Ọ ga-kwuru na akọrọ nnu nwere ike ịchekwa nta ruo mgbe ebighị ebi, mgbe udu mmiri nnu ngwa ngwa hydrolyzed na ntọhapụ nke oxygen na nitrogen. Okenye agbanwe agbanwe nke compound amalite hydrolyze, ọbụna na ụlọ okpomọkụ, mgbe okpomọkụ adahade disintegration usoro a na-enwekwukwa. Iji jiri ndị decomposition, ka okenye agbanwe agbanwe nke ammonium persulfate e kwukwara potassium alum ma ọ bụ sulfates nke alkali ọla.

Ammonium persulfate: njikọ nke

A reagent ngwọta na-akwado ya site na electrolysis nke ammonium sulphate na sulphate acid. Iji mee nke a, na-a ite 20 cm dayameta na a olu nke abụọ lita na-wụsara nime ya 1.7 liter nke jupụta ammonium sulfate ngwọta na ise milliliters nke a sulphate acid. Ọzọ, n'ihi ngwakọta e doro ihe e electrolysis iji electrodes mere nke platinum waya. Ọ bụrụ na usoro nke electrolysis amalite na-esi isi nke ammonium hydroxide, mgbe ahụ, tinye atọ ruo ise ml nke a jupụta ngwọta nke ammonium sulphate na acid sulfate. Mgbe ọ bụla atọ ka awa anọ na ekpochapụ ugbu electrodes. Mgbe awa 24 electrolysis e kwukwara 90 g nke gburu ammonium sulfate na electrolysis ruo 70 ọzọ awa. N'oge electrolysis ngwọta na-kpaliri mgbe nile. Ihe kristal nke ammonium persulfate ama iche na ihe ngwọta na-ọzọ jupụta na ammonium sulphate na acid sulphate acidified. Ihe ịkpali na-mịrị amị na okpomọkụ agaghị elu karịa 40 degrees.

Dị ka a na-achị, nwetara dị ka kwuru usoro nkwadebe nwere karịa 90% ammonium nadsernistogo, a na-eji dị ka ihe oxidant. A reagent na a ala ịta nke nọ n'ọrụ bekee amenable ka recrystallization. Iji ọ 700 g nke nnu etisasịwo ke otu ụdị olu nke mmiri ọkụ (40 ° C). Ọzọkwa, site na iji fluted nyo akwụkwọ, ule ihe ngwọta na-ẹdụk, whereupon na filtrate na-mma. Ihe kristal na-ọcha ammonium persulfate ẹdụk na a Buchner foneelu na-asa na mmiri. The nkwadebe nwetara bụ n'ozuzu osobo iru eru reagents q.s.p.

Ammonium persulfate - Bọmbụ gbawara agbawa na ọkụ àmà, ma na-eme ka combustion nke ọzọ bekee. Na usoro nke-ere ọkụ anya iwe na nsi. Ịkpọtụrụ kwuru reagent na combustible bekee na-adịghị ekwe, dị ka ọ na-akọ na a siri ike oxidant na mkpatụ na combustible ihe onwunwe, nakwa dị ka mbenata mmadụ. N'oge kpo oku ammonium persulphate erekasịchaala ngwa ngwa, a site na a ọtụtụ na-egbu egbu na corrosive, haruru (nitrogen oxides, amonia Alụlụụ, sọlfọ oxides). Ogo mmetụta ahụ mmadụ na ọ bụ otu n'ime bekee nke klas nke atọ nke ihe ize ndụ. Oke anabata dose na-arụ ọrụ na ebe maka ammonium persulfate bụ 0,1 mg kwa cubic mita.

ammonium persulfate igosipụta ihe iwe mmetụta akpụkpọ mucous membranes nke gọzie gị, onu uji eze, akụkụ okuku ume na tract, conjunctiva. Inhalation nke umi akpalite mmepe nke asthmatic ọrịa. Mgbe ogologo oge ma ọ bụ ugboro ugboro na kọntaktị ime dermatitis, eczema, mgbe mgbe, esonyere nfụkasị Jeremaya, gosipụtara dị ka urticaria na ujo.

Mgbe na-arụ ọrụ a reagent mkpa na-eji a dịgasị iche iche nke onwe onye nchedo (ume, roba enyoanya, overalls).