{"id":27347,"date":"2023-11-08T10:29:39","date_gmt":"2023-11-08T10:29:39","guid":{"rendered":"https:\/\/www.certifiedcosmetics.com\/product\/nekategorizirano\/test-stabilnosti-i-kompatibilnosti\/"},"modified":"2023-11-08T10:29:39","modified_gmt":"2023-11-08T09:29:39","slug":"test-stabilnosti-i-kompatibilnosti","status":"publish","type":"product","link":"https:\/\/www.certifiedcosmetics.com\/hr\/product\/ispitivanje-stabilnosti\/test-stabilnosti-i-kompatibilnosti\/","title":{"rendered":"Test stabilnosti i kompatibilnosti"},"content":{"rendered":"<p>Testiranje stabilnosti kozmetike niz je evaluacija koje se provode kako bi se procijenilo kako se fizikalna, kemijska i mikrobiolo\u0161ka svojstva kozmeti\u010dkog proizvoda mijenjaju tijekom vremena kada se skladi\u0161ti u razli\u010ditim uvjetima. Svrha ovog testiranja je osigurati da proizvod ostane siguran, u\u010dinkovit i zadr\u017ei namjeravanu kvalitetu tijekom cijelog roka trajanja.  Uklju\u010duje simuliranje \u010dimbenika okoli\u0161a kojima proizvod mo\u017ee biti izlo\u017een tijekom proizvodnje, distribucije i upotrebe od strane potro\u0161a\u010da. Ubrzano testiranje stabilnosti predvi\u0111a rok trajanja proizvoda izlaganjem povi\u0161enim temperaturama i vla\u017enosti, simuliraju\u0107i uvjete dugotrajnog skladi\u0161tenja. <\/p>\n<p>Testiranje kompatibilnosti potvr\u0111uje da je formulacija kozmeti\u010dkog proizvoda stabilna s materijalima za pakiranje, osiguravaju\u0107i da ne do\u0111e do degradacije ili kontaminacije.<\/p>\n<p>Testiranje stabilnosti potrebno je provesti ili ponoviti u sljede\u0107im slu\u010dajevima:<\/p>\n<ul>\n<li>Razvoj novog kozmeti\u010dkog\/osobnog proizvoda za njegu,<\/li>\n<li>Reformulacija proizvoda na tr\u017ei\u0161tu,<\/li>\n<li>Modifikacija proizvodnih metoda,<\/li>\n<li>Promjena proizvodnog mjesta,<\/li>\n<li>Promjena vrste ili materijala spremnika.<\/li>\n<\/ul>\n<h2>Regulatorni zahtjevi<\/h2>\n<p>Regulatorne smjernice poti\u010du proizvo\u0111a\u010de da uspostave stabilnost radi sigurnosti i u\u010dinkovitosti proizvoda, posebno u ekstremnim uvjetima. Iako nije uvijek strogo regulirana, kompatibilnost je klju\u010dna za osiguranje integriteta i sigurnosti proizvoda, kako je nagla\u0161eno u raznim industrijskim smjernicama. <\/p>\n<h2>Standardi i metode ispitivanja<\/h2>\n<p>Uobi\u010dajeni protokoli slijede smjernice ICH-a (Q1A) i provode se kori\u0161tenjem kontroliranih komora za procjenu fizi\u010dke, kemijske i funkcionalne stabilnosti. Ne postoji specifi\u010dan standard, ali metode obi\u010dno uklju\u010duju procjenu kemijskih interakcija i provo\u0111enje procjena stabilnosti pod razli\u010ditim uvjetima. <\/p>\n<h2>Ubrzano ispitivanje stabilnosti u odnosu na ispitivanje stabilnosti na toplinski \u0161ok<\/h2>\n<p>I <strong data-start=\"151\" data-end=\"184\">ubrzano ispitivanje stabilnosti i kompatibilnosti<\/strong> te ispitivanje <strong data-start=\"189\" data-end=\"224\">stabilnosti i kompatibilnosti pod utjecajem termalnog \u0161oka<\/strong> koriste se za procjenu kako proizvod podnosi utjecaj okoline i simulira dugotrajno starenje pod kontroliranim, povi\u0161enim uvjetima kako bi se predvidio rok trajanja. U obje metode, tako\u0111er se procjenjuje <strong data-start=\"744\" data-end=\"791\">kompatibilnost izme\u0111u proizvoda i ambala\u017ee<\/strong> kako bi se osiguralo da ne dolazi do curenja, degradacije ili interakcije. <\/p>\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"891\" data-end=\"2044\">\n<thead data-start=\"891\" data-end=\"1017\">\n<tr data-start=\"891\" data-end=\"1017\">\n<th data-start=\"891\" data-end=\"926\" data-col-size=\"sm\">Zna\u010dajka<\/th>\n<th data-start=\"926\" data-end=\"970\" data-col-size=\"md\">Ubrzano testiranje stabilnosti<\/th>\n<th data-start=\"970\" data-end=\"1017\" data-col-size=\"md\">Ispitivanje stabilnosti na toplinski udar<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1146\" data-end=\"2044\">\n<tr data-start=\"1146\" data-end=\"1273\">\n<td data-start=\"1146\" data-end=\"1181\" data-col-size=\"sm\"><strong data-start=\"1148\" data-end=\"1159\">Svrha<\/strong><\/td>\n<td data-col-size=\"md\" data-start=\"1181\" data-end=\"1225\">Simulirajte dugoro\u010dno starenje i stabilnost<\/td>\n<td data-col-size=\"md\" data-start=\"1225\" data-end=\"1273\">Simulirajte dugoro\u010dno starenje i stabilnost<\/td>\n<\/tr>\n<tr data-start=\"1274\" data-end=\"1403\">\n<td data-start=\"1274\" data-end=\"1309\" data-col-size=\"sm\"><strong data-start=\"1276\" data-end=\"1299\">Temperaturni profil<\/strong><\/td>\n<td data-col-size=\"md\" data-start=\"1309\" data-end=\"1354\">Konstantna povi\u0161ena temperatura (npr. 4\u00b0C- 25\u00b0C\u201345 \u00b0C)<\/td>\n<td data-col-size=\"md\" data-start=\"1354\" data-end=\"1403\">Izmjenjivi ekstremi (-15\u00b0C \u00b1 2\u00b0C; +20\u00b0C \u00b1 2\u00b0C; +45\u00b0C \u00b1 2\u00b0C)<\/td>\n<\/tr>\n<tr data-start=\"1404\" data-end=\"1531\">\n<td data-start=\"1404\" data-end=\"1439\" data-col-size=\"sm\"><strong data-start=\"1406\" data-end=\"1418\">Trajanje<\/strong><\/td>\n<td data-col-size=\"md\" data-start=\"1439\" data-end=\"1483\">95 do 105 dana<\/td>\n<td data-col-size=\"md\" data-start=\"1483\" data-end=\"1531\">50 do 60 dana<\/td>\n<\/tr>\n<tr data-start=\"1532\" data-end=\"1659\">\n<td data-start=\"1532\" data-end=\"1567\" data-col-size=\"sm\"><strong data-start=\"1534\" data-end=\"1551\">Simulacija<\/strong><\/td>\n<td data-col-size=\"md\" data-start=\"1567\" data-end=\"1611\">Vrijeme i starenje<\/td>\n<td data-col-size=\"md\" data-start=\"1611\" data-end=\"1659\">Vrijeme i starenje, transport ili brza izlo\u017eenost klimatskim uvjetima<\/td>\n<\/tr>\n<tr data-start=\"1660\" data-end=\"1787\">\n<td data-start=\"1660\" data-end=\"1695\" data-col-size=\"sm\"><strong data-start=\"1662\" data-end=\"1686\">Tipi\u010dna zapa\u017eanja<\/strong><\/td>\n<td data-col-size=\"md\" data-start=\"1695\" data-end=\"1739\">Izgled, miris, boja, pH, gusto\u0107a, viskoznost<\/td>\n<td data-col-size=\"md\" data-start=\"1739\" data-end=\"1787\">Izgled, miris, boja, pH, gusto\u0107a, viskoznost<\/td>\n<\/tr>\n<tr data-start=\"1788\" data-end=\"1916\">\n<td data-start=\"1788\" data-end=\"1823\" data-col-size=\"sm\"><strong data-start=\"1790\" data-end=\"1812\">Test kompatibilnosti<\/strong><\/td>\n<td data-col-size=\"md\" data-start=\"1823\" data-end=\"1868\">Procjenjuje interakciju proizvoda i ambala\u017ee<\/td>\n<td data-col-size=\"md\" data-start=\"1868\" data-end=\"1916\">Procjenjuje interakciju proizvoda i ambala\u017ee<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 data-start=\"199\" data-end=\"285\">Ubrzano testiranje stabilnosti: Razumijevanje protokola<\/h2>\n<p data-start=\"287\" data-end=\"538\">Uobi\u010dajeni pristup u razvoju kozmeti\u010dkih i kemijskih proizvoda je provo\u0111enje <strong data-start=\"364\" data-end=\"425\">ispitivanja stabilnosti pod kontroliranim temperaturnim uvjetima<\/strong> kako bi se procijenio rok trajanja proizvoda, fizi\u010dka stabilnost i robusnost formulacije.<\/p>\n<h3 data-start=\"903\" data-end=\"930\">\u0160to ovaj test uklju\u010duje<\/h3>\n<ul data-start=\"932\" data-end=\"1514\">\n<li data-start=\"932\" data-end=\"1104\">\n<p data-start=\"934\" data-end=\"1104\"><strong data-start=\"934\" data-end=\"960\">4 \u00b0C (hladno stanje):<\/strong> <br data-start=\"960\" data-end=\"963\"\/> Imitira skladi\u0161tenje u hladnjaku ili zimsko skladi\u0161tenje. Poma\u017ee u otkrivanju kristalizacije, odvajanja faza ili nestabilnosti sastojaka u hladnim uvjetima. <\/p>\n<\/li>\n<li data-start=\"1106\" data-end=\"1257\">\n<p data-start=\"1108\" data-end=\"1257\"><strong data-start=\"1108\" data-end=\"1137\">25 \u00b0C (sobna temperatura):<\/strong> <br data-start=\"1137\" data-end=\"1140\"\/> Simulira tipi\u010dno skladi\u0161tenje u maloprodajnom ili ku\u0107nom okru\u017eenju. Rezultati ovdje su najrelevantniji za standardnu \u200b\u200bupotrebu potro\u0161a\u010da. <\/p>\n<\/li>\n<li data-start=\"1259\" data-end=\"1514\">\n<p data-start=\"1261\" data-end=\"1514\"><strong data-start=\"1261\" data-end=\"1291\">45 \u00b0C (ubrzano starenje):<\/strong> <br data-start=\"1291\" data-end=\"1294\"\/> Koristi se kao uvjet stresa za simuliranje u\u010dinaka dugotrajnog starenja. Proizvod koji ostaje stabilan na 45 \u00b0C tijekom 90 dana mo\u017ee se smatrati stabilnim do 1-2 godine na sobnoj temperaturi, ovisno o vrsti formulacije. <\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1516\" data-end=\"1603\">Svaki uzorak se promatra u unaprijed definiranim intervalima (npr. 0, 15, 30, 60 i 90 dana) tijekom:<\/p>\n<ul data-start=\"1605\" data-end=\"1752\">\n<li data-start=\"1605\" data-end=\"1636\">\n<p data-start=\"1607\" data-end=\"1636\">Promjene boje i mirisa<\/p>\n<\/li>\n<li data-start=\"1637\" data-end=\"1664\">\n<p data-start=\"1639\" data-end=\"1664\">Pomaci pH i viskoznosti<\/p>\n<\/li>\n<li data-start=\"1665\" data-end=\"1687\">\n<p data-start=\"1667\" data-end=\"1687\">Stabilnost emulzije<\/p>\n<\/li>\n<li data-start=\"1688\" data-end=\"1724\">\n<p data-start=\"1690\" data-end=\"1724\">Rast mikroba (ako je primjenjivo)<\/p>\n<\/li>\n<li data-start=\"1725\" data-end=\"1752\">\n<p data-start=\"1727\" data-end=\"1752\">Kompatibilnost pakiranja<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1754\" data-end=\"1782\">Svrha ovog protokola<\/h3>\n<p data-start=\"1784\" data-end=\"1941\">Ova metoda pru\u017ea u\u010dinkovit na\u010din procjene kako se proizvod pona\u0161a u nizu vjerojatnih stvarnih i ekstremnih uvjeta skladi\u0161tenja. Poma\u017ee: <\/p>\n<ul data-start=\"1943\" data-end=\"2175\">\n<li data-start=\"1943\" data-end=\"1982\">\n<p data-start=\"1945\" data-end=\"1982\">Predvidite dugoro\u010dnu stabilnost proizvoda<\/p>\n<\/li>\n<li data-start=\"1983\" data-end=\"2022\">\n<p data-start=\"1985\" data-end=\"2022\">Rano otkrivanje slabosti formulacije<\/p>\n<\/li>\n<li data-start=\"2023\" data-end=\"2095\">\n<p data-start=\"2025\" data-end=\"2095\">Osigurajte da je ambala\u017ea kompatibilna s proizvodom u svim uvjetima<\/p>\n<\/li>\n<li data-start=\"2096\" data-end=\"2175\">\n<p data-start=\"2098\" data-end=\"2175\">Ispunite regulatorne zahtjeve za registraciju proizvoda ili CPSR dokumentaciju<\/p>\n<\/li>\n<\/ul>\n<h2 data-start=\"177\" data-end=\"264\">Ispitivanje stabilnosti na toplinski udar: Osiguravanje integriteta proizvoda u ekstremnim uvjetima<\/h2>\n<p data-start=\"266\" data-end=\"596\"><strong data-start=\"266\" data-end=\"301\">Ispitivanje stabilnosti na toplinski \u0161ok<\/strong> specijalizirani je oblik ispitivanja stabilnosti koji se koristi za procjenu kako proizvod podnosi nagle i ekstremne promjene temperature. Ovo ispitivanje posebno je va\u017eno za kozmeti\u010dke proizvode, farmaceutske proizvode i kemijske formulacije koje mogu biti izlo\u017eene promjenjivim uvjetima skladi\u0161tenja ili transporta. <\/p>\n<h3 data-start=\"598\" data-end=\"624\">\u0160to je toplinski \u0161ok?<\/h3>\n<p data-start=\"626\" data-end=\"931\">Toplinski \u0161ok odnosi se na fizi\u010dki stres i potencijalnu \u0161tetu nastalu kada se proizvod brzo prenosi izme\u0111u dvije zna\u010dajno razli\u010dite temperature. Na primjer, premje\u0161tanje proizvoda iz zamrziva\u010da u toplo okru\u017eenje ili iz vru\u0107eg kamiona u hladnu skladi\u0161nu prostoriju. Ove nagle promjene mogu utjecati na:  <\/p>\n<ul data-start=\"933\" data-end=\"1065\">\n<li data-start=\"933\" data-end=\"955\">\n<p data-start=\"935\" data-end=\"955\">Stabilnost emulzije<\/p>\n<\/li>\n<li data-start=\"956\" data-end=\"981\">\n<p data-start=\"958\" data-end=\"981\">Viskoznost i tekstura<\/p>\n<\/li>\n<li data-start=\"982\" data-end=\"1005\">\n<p data-start=\"984\" data-end=\"1005\">Boja i miris<\/p>\n<\/li>\n<li data-start=\"1006\" data-end=\"1029\">\n<p data-start=\"1008\" data-end=\"1029\">Integritet pakiranja<\/p>\n<\/li>\n<li data-start=\"1030\" data-end=\"1065\">\n<p data-start=\"1032\" data-end=\"1065\">U\u010dinkovitost aktivnog sastojka<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1067\" data-end=\"1110\">Za\u0161to je testiranje toplinskog \u0161oka va\u017eno?<\/h3>\n<p data-start=\"1112\" data-end=\"1397\">Proizvodi koji ne djeluju pod uvjetima toplinskog \u0161oka mogu se odvojiti, degradirati, procuriti ili izgubiti u\u010dinkovitost. To mo\u017ee dovesti do pritu\u017ebi kupaca, povla\u010denja proizvoda ili neuskla\u0111enosti s propisima. Testiranje osigurava da va\u0161a formulacija ostane <strong data-start=\"1340\" data-end=\"1371\">stabilna, sigurna i u\u010dinkovita<\/strong> \u010dak i u te\u0161kim uvjetima.  <\/p>\n<p data-start=\"1399\" data-end=\"1440\">Ispitivanje stabilnosti na toplinski \u0161ok poma\u017ee u:<\/p>\n<ul data-start=\"1442\" data-end=\"1699\">\n<li data-start=\"1442\" data-end=\"1498\">\n<p data-start=\"1444\" data-end=\"1498\">Simulirajte stvarne uvjete prijevoza i skladi\u0161tenja<\/p>\n<\/li>\n<li data-start=\"1499\" data-end=\"1529\">\n<p data-start=\"1501\" data-end=\"1529\">Potvrdite tvrdnje o roku trajanja<\/p>\n<\/li>\n<li data-start=\"1530\" data-end=\"1578\">\n<p data-start=\"1532\" data-end=\"1578\">Sprije\u010diti odvajanje faza i kristalizaciju<\/p>\n<\/li>\n<li data-start=\"1579\" data-end=\"1699\">\n<p data-start=\"1581\" data-end=\"1699\">U skladu s regulatornim o\u010dekivanjima (posebno za kozmetiku, farmaceutske proizvode i kemikalije osjetljive na temperaturu)<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"903\" data-end=\"930\">\u0160to ovaj test uklju\u010duje<\/h3>\n<p data-start=\"69\" data-end=\"441\">Ispitivanje se provodi metodom toplinskog \u0161oka, koja uklju\u010duje cikli\u010dko izlaganje uzorka proizvoda ekstremnim temperaturama: -15\u00b0C \u00b1 2\u00b0C, +20\u00b0C \u00b1 2\u00b0C i +45\u00b0C \u00b1 2\u00b0C.<\/p>\n<p data-start=\"443\" data-end=\"585\">Ovaj test potkrijepljen je 6-tjednom studijom kompatibilnosti, tijekom koje se tako\u0111er procjenjuje stabilnost proizvoda u originalnom pakiranju.<\/p>\n<p data-start=\"1733\" data-end=\"1829\">Ispitivanje uklju\u010duje izlaganje proizvoda <strong data-start=\"1785\" data-end=\"1819\">naizmjeni\u010dnim temperaturnim ciklusima<\/strong> , kao \u0161to su:<\/p>\n<ul data-start=\"1831\" data-end=\"1929\">\n<li data-start=\"1831\" data-end=\"1856\">\n<p data-start=\"1833\" data-end=\"1856\">  -15\u00b0C \u00b1 2\u00b0C, +20\u00b0C \u00b1 2\u00b0C i +45\u00b0C \u00b1 2\u00b0C, ovisno o vrsti proizvoda i tr\u017ei\u0161nim standardima<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1931\" data-end=\"1951\">Svaki ciklus uklju\u010duje:<\/p>\n<ol data-start=\"1953\" data-end=\"2172\">\n<li data-start=\"1953\" data-end=\"2036\">\n<p data-start=\"1956\" data-end=\"2036\">Stavljanje proizvoda u hladnu komoru na odre\u0111eno vrijeme (npr. 24 sata)<\/p>\n<\/li>\n<li data-start=\"2037\" data-end=\"2108\">\n<p data-start=\"2040\" data-end=\"2108\">Odmah ga premjestite u vru\u0107u komoru na isto vrijeme<\/p>\n<\/li>\n<li data-start=\"2109\" data-end=\"2172\">\n<p data-start=\"2112\" data-end=\"2172\">Ponavljanje ovog ciklusa nekoliko rundi (obi\u010dno 3 ciklusa)<\/p>\n<\/li>\n<\/ol>\n<p data-start=\"2174\" data-end=\"2289\">Proizvod se vizualno i funkcionalno procjenjuje nakon svakog ciklusa i na kraju testiranja. Opa\u017eanja uklju\u010duju: <\/p>\n<ul data-start=\"1605\" data-end=\"1752\">\n<li data-start=\"1605\" data-end=\"1636\">\n<p data-start=\"1607\" data-end=\"1636\">Promjene boje i mirisa<\/p>\n<\/li>\n<li data-start=\"1637\" data-end=\"1664\">\n<p data-start=\"1639\" data-end=\"1664\">Pomaci pH i viskoznosti<\/p>\n<\/li>\n<li data-start=\"1665\" data-end=\"1687\">\n<p data-start=\"1667\" data-end=\"1687\">Stabilnost emulzije<\/p>\n<\/li>\n<li data-start=\"1688\" data-end=\"1724\">\n<p data-start=\"1690\" data-end=\"1724\">Rast mikroba (ako je primjenjivo)<\/p>\n<\/li>\n<li data-start=\"1725\" data-end=\"1752\">\n<p data-start=\"1727\" data-end=\"1752\">Kompatibilnost pakiranja<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1754\" data-end=\"1782\">Svrha ovog protokola<\/h3>\n<p data-start=\"1784\" data-end=\"1941\">Ova metoda omogu\u0107uje brzu procjenu performansi proizvoda u nizu vjerojatnih stvarnih i ekstremnih uvjeta skladi\u0161tenja. Poma\u017ee u: <\/p>\n<ul data-start=\"1943\" data-end=\"2175\">\n<li data-start=\"1943\" data-end=\"1982\">\n<p data-start=\"1945\" data-end=\"1982\">Predvidite dugoro\u010dnu stabilnost proizvoda<\/p>\n<\/li>\n<li data-start=\"1983\" data-end=\"2022\">\n<p data-start=\"1985\" data-end=\"2022\">Rano otkrivanje slabosti formulacije<\/p>\n<\/li>\n<li data-start=\"2023\" data-end=\"2095\">\n<p data-start=\"2025\" data-end=\"2095\">Osigurajte da je ambala\u017ea kompatibilna s proizvodom u svim uvjetima<\/p>\n<\/li>\n<li data-start=\"2096\" data-end=\"2175\">\n<p data-start=\"2098\" data-end=\"2175\">Ispunite regulatorne zahtjeve za registraciju proizvoda ili CPSR dokumentaciju<\/p>\n<\/li>\n<\/ul>\n<h2>Procjena roka trajanja<\/h2>\n<p>Procjena roka trajanja kozmeti\u010dkog proizvoda od strane procjenitelja sigurnosti temelji se na kombinaciji rezultata ispitivanja stabilnosti i detaljnih informacija o proizvodu koje je dostavio kupac. Procjenitelj pregledava podatke kao \u0161to su sastav formulacije, materijal za pakiranje, uvjeti skladi\u0161tenja i mikrobna stabilnost, uz rezultate ubrzanih i\/ili ispitivanja stabilnosti u stvarnom vremenu. Ova ispitivanja poma\u017eu u predvi\u0111anju kako \u0107e se proizvod pona\u0161ati tijekom vremena u normalnim i stresnim uvjetima. Na temelju ove procjene, procjenitelj sigurnosti odre\u0111uje opravdani rok trajanja, osiguravaju\u0107i da proizvod ostane siguran, u\u010dinkovit i u skladu s regulatornim standardima tijekom cijelog predvi\u0111enog razdoblja upotrebe.   <\/p>\n<p>Procjena nije to\u010dna, ve\u0107 procjena na temelju dostupne dokumentacije i rezultata laboratorijskih ispitivanja.  <span data-teams=\"true\">Ubrzani test i procjena slu\u017ee kao po\u010detna to\u010dka, ali ne zamjenjuju potrebu za kontinuiranom kontrolom kvalitete i pra\u0107enjem stabilnosti u skladu s GMP-om i regulatornim o\u010dekivanjima EU.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Testiranje stabilnosti kozmetike niz je evaluacija koje se provode kako bi se procijenilo kako se fizikalna, kemijska i mikrobiolo\u0161ka svojstva kozmeti\u010dkog proizvoda mijenjaju tijekom vremena kada se skladi\u0161ti u razli\u010ditim uvjetima. Svrha ovog testiranja je osigurati da proizvod ostane siguran, u\u010dinkovit i zadr\u017ei namjeravanu kvalitetu tijekom cijelog roka trajanja. 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