Strontium carbonate

Kufotokozera Kwachidule:

Strontium carbonate ndi mchere wa carbonate wa gulu la aragonite.Krustalo yake imakhala ngati singano, ndipo kristalo wake nthawi zambiri amakhala granular, columnar ndi radioactive singano.Zopanda utoto komanso zoyera, zobiriwira zachikasu, zowonekera mpaka zowoneka bwino, zowoneka bwino zamagalasi.Strontium carbonate imasungunuka mu dilute hydrochloric acid ndi thovu.

* Imagwiritsidwa ntchito m'magawo ambiri ndipo imakhala ndi mapulogalamu osiyanasiyana.
* Kukoka mpweya wa fumbi la strontium kungayambitse kusintha kwapakati pakati pa mapapo onse awiri.
* Strontium carbonate ndi mchere wosowa.

 


Tsatanetsatane wa Zamalonda

Zogulitsa Tags

Mafotokozedwe Akatundu

Strontium carbonate ndi chinthu chofunikira kwambiri m'mafakitale chomwe chimagwiritsidwa ntchito mosiyanasiyana.Ndi mchere wa carbonate, wa gulu la aragonite, lomwe ndi losowa kwambiri ndipo limapezeka mu miyala yamchere kapena marlstone ngati mitsempha.Mwachilengedwe, imakhalapo ngati mchere wa rhodochrosite ndi strontite, womwe umakhala ndi barium carbonate, barite, calcite, celestite, fluorite ndi sulfide, wopanda fungo komanso wopanda kukoma, makamaka ufa woyera kapena kristalo wopanda mtundu, kapena imvi, wachikasu-woyera, wobiriwira kapena wofiirira atagwidwa ndi zonyansa.Strontium carbonate crystal ndi yooneka ngati singano, ndipo kuphatikiza kwake kumakhala singano za granular, columnar, ndi radioactive.Maonekedwe ake ndi opanda mtundu, oyera, obiriwira-achikasu, owoneka bwino mpaka magalasi owoneka bwino, kuwala kwamafuta ophwanyika, kuphulika, ndi kuwala kofooka kwa buluu pansi pa cathode ray.Strontium carbonate ndi yokhazikika, yosasungunuka m'madzi, imasungunuka pang'ono mu ammonia, ammonium carbonate ndi carbon dioxide saturated aqueous solution, ndi osasungunuka mu mowa.Kuphatikiza apo, strontium carbonate ndiyofunikanso zopangira za celestite, gwero losowa mchere.Pakali pano, celestite wapamwamba kwambiri watsala pang'ono kutopa.

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Kugwiritsa ntchito

Ndikukula kosalekeza kwamakampani apadziko lonse lapansi, gawo logwiritsira ntchito strontium lakulanso.Kuyambira m’zaka za m’ma 1800 mpaka kuchiyambi kwa zaka za zana lino, anthu ankagwiritsa ntchito strontium hydroxide kupanga shuga ndi kuyeretsa madzi a beet;M’kati mwa nkhondo ziŵiri zapadziko lonse, mankhwala opangidwa ndi strontium anagwiritsiridwa ntchito mofala popanga zophulitsira moto ndi mabomba ozindikiritsa;M'zaka za m'ma 1920 ndi 1930, strontium carbonate idagwiritsidwa ntchito ngati sulfurizer yopangira zitsulo kuchotsa sulfure, phosphorous ndi zinthu zina zoipa;M'zaka za m'ma 1950, strontium carbonate idagwiritsidwa ntchito kuyeretsa zinki popanga electrolytic zinc, ndi chiyero cha 99.99%;Chakumapeto kwa zaka za m'ma 1960, strontium carbonate idagwiritsidwa ntchito kwambiri ngati maginito;Strontium titanate imagwiritsidwa ntchito ngati kukumbukira pakompyuta, ndipo strontium chloride imagwiritsidwa ntchito ngati mafuta a rocket;Mu 1968, strontium carbonate idagwiritsidwa ntchito pagalasi lamtundu wa TV chifukwa idapezeka kuti imagwiritsidwa ntchito pachitetezo chabwino cha X-ray.Tsopano kufunikira kukukulirakulira ndipo kwakhala chimodzi mwazinthu zazikulu zogwiritsira ntchito strontium;Strontium ikukulitsanso ntchito zake m'magawo ena.Kuyambira nthawi imeneyo, strontium carbonate ndi mankhwala ena a strontium (mchere wa strontium) monga zopangira zamchere zofunika kwambiri zalandira chidwi ndi chidwi chofala.

Monga chinthu chofunika kwambiri cha mafakitale, strontium carbonateamagwiritsidwa ntchito kwambiri popanga machubu azithunzi, oyang'anira, oyang'anira mafakitale, zida zamagetsi, ndi zina zambiri.Panthawi imodzimodziyo, strontium carbonate ndiyenso zopangira zazikulu zopangira zitsulo zachitsulo ndi mchere wambiri wa strontium.Komanso, strontium carbonate angagwiritsidwenso ntchito kupanga zozimitsa moto, galasi fulorosenti, mabomba chizindikiro, kupanga mapepala, mankhwala, analytical reagents, shuga kuyenga, nthaka zitsulo electrolyte kuyenga, strontium mchere pigment kupanga, etc. Ndi kuwonjezeka kufunika mkulu -purity strontium carbonate, monga ma TV amtundu waukulu, mawonedwe amtundu wa makompyuta ndi zipangizo zamakono zamagetsi, etc. Kupanga zinthu za strontium ku Japan, United States, Germany ndi mayiko ena otukuka kwatsika chaka ndi chaka chifukwa mpaka kuchepa kwa mitsempha ya mchere, kukwera mtengo kwa mphamvu ndi kuwononga chilengedwe.Pakadali pano, msika wogwiritsa ntchito wa strontium carbonate ukuwoneka.

Tsopano, tikuwonetsa kugwiritsa ntchito strontium carbonate:

Choyamba, strontium carbonate imagawidwa mu granular ndi powdery specifications.The granular zimagwiritsa ntchito galasi TV ku China, ndi ufa zimagwiritsa ntchito kupanga strontium ferrite maginito zipangizo, nonferrous zitsulo smelting, wofiira pyrotechnic heartliver ndi kupanga mkulu-kuyera strontium carbonate kwa zipangizo zamakono monga PTC, Amagwiritsidwa ntchito kwambiri popanga magalasi a TV ndi magalasi owonetsera, strontium ferrite, maginito ndi desulfurization yachitsulo yopanda ferrous, komanso amagwiritsidwa ntchito popanga zozimitsa moto, galasi la fulorosenti, bomba la Signal, kupanga mapepala, mankhwala, kusanthula reagent ndi zipangizo zopangira zina. mchere wa strontium.

Kugwiritsa ntchito kwakukulu kwa strontium carbonate pamagetsi ndi:

Amagwiritsidwa ntchito popanga color televizioni wolandila (CTV) kuti amwe ma elekitironi opangidwa ndi cathode

1.Kupanga strontium ferrite kwa maginito osatha omwe amagwiritsidwa ntchito mu zokuzira mawu ndi maginito pakhomo
2.Kupanga cathode ray chubu kwa mtundu wa TV
3. Amagwiritsidwanso ntchito pa ma electromagnets ndi strontium ferrite
4.Ikhoza kupangidwa kukhala ma motors ang'onoang'ono, olekanitsa maginito ndi zokuzira mawu
5. Yankhani ma X-ray
6.Amagwiritsidwa ntchito popanga ma superconductors ena, monga BSCO, komanso zida za electroluminescent.Choyamba, imayikidwa mu SrO, kenako imasakanizidwa ndi sulfure kupanga SrS: x, kumene x kawirikawiri ndi europium.

M'makampani a ceramic, strontium carbonate imagwira ntchito motere:

1.Amagwiritsidwa ntchito kwambiri ngati chophatikizira cha glaze.
2.Imachita ngati kusinthasintha
3.Kusintha mtundu wa zitsulo zina zachitsulo.

Kumene,ntchito yofala kwambiri ya strontium carbonate imakhala ngati utoto wotchipa muzozimitsa moto.

Mwachidule, strontium carbonate chimagwiritsidwa ntchito, makamaka kupanga TV galasi ndi kusonyeza galasi, strontium ferrite, zipangizo maginito ndi nonferrous zitsulo desulfurization ndi mafakitale ena, kapena kupanga zozimitsa moto, galasi fulorosenti, mabomba chizindikiro, kupanga mapepala, mankhwala. , ma analytical reagents ndi zopangira zopangira mchere wina wa strontium.
Malinga ndi ziwerengero, China ali ndi mabizinesi oposa 20 chinkhoswe mu strontium carbonate kupanga, ndi okwana pachaka mphamvu kupanga matani 289000, kukhala padziko lonse sewerolo ndi ogula gill carbonated, ndi exporting kumadera onse a dziko, kusangalala ndi mbiri mkulu. msika wapadziko lonse lapansi.Malinga ndi ziwerengero zamakhalidwe, China yogulitsa kunja kwa strontium carbonate m'zaka zaposachedwa ndi matani 78700 mu 2003, matani 98000 mu 2004 ndi matani 33000 mu 2005, omwe amawerengera 34.25%, 36.8% ndi 39,27% yonse, 39.27% ​​ya dziko lonse. 54.7% ndi 57.8% ya malonda a msika wapadziko lonse.Celestite, chopangira chachikulu cha strontium carbonate, ndi mchere wosowa padziko lonse lapansi ndipo ndi gwero la mineral lomwe silingathe kusinthidwanso.

Monga tonse tikudziwa, strontium ndi mchere wofunikira womwe umagwiritsidwa ntchito mosiyanasiyana.Imodzi mwa ntchito zake ndi kukonza mchere wa strontium, monga strontium carbonate, strontium titanate, nitrate, strontium oxide, strontium chloride, strontium chromate, strontium ferrite, ndi zina zotero. Pakati pawo, kuchuluka kwakukulu ndiko kupanga strontium carbonate.
Ku China, strontium carbonate yathu ili ndi mwayi wina wokhudzana ndi kupezeka ndi kupanga.Titha kunena kuti chiyembekezo chamsika cha strontium carbonate chikulonjeza.

Kusanthula kwa msika wa strontium carbonate

Zida za Strontium ore ndi zopangira

Malo osungiramo strontium aku China amapitilira theka la dziko lonse lapansi, ndipo ndi mchere wopindulitsa kwambiri.Strontium ore ndi chitsulo chosowa kwambiri.Strontium ndi chinthu chochepa kwambiri muzitsulo zamchere zamchere.Strontium ore imapangidwa makamaka ndi mchere wokhala ndi strontium sulfate (yomwe imadziwika kuti "celestite"), yokhala ndi malo ochepa padziko lonse lapansi.The madipoziti padziko lonse strontium makamaka anafalitsidwa mu China, Spain, Mexico, Iran, Argentina, United States, Türkiye ndi mayiko ena.Mu 2012, nkhokwe zaku China za strontium zinali pafupifupi matani 16 miliyoni (SrSO4, zomwe zili pansipa), kuposa 50% ya nkhokwe zapadziko lonse lapansi, zomwe zidayamba padziko lonse lapansi.Mafuta a Strontium ku China amagawidwa makamaka ku Qinghai, Chongqing, Hubei, Jiangsu, Sichuan, Yunnan, Xinjiang ndi malo ena, ndi nkhokwe za Qinghai zomwe zimawerengera zoposa 90%.Madera akuluakulu amigodi ali ku Tongliang ndi Dazu County ya Chongqing, Huangshi City ya Hubei Province ndi Dafeng Mountain ya Qinghai Province.Kuphatikiza apo, Lishui waku Jiangsu Province alinso ndi nkhokwe zina.Gulu la celestite ndilabwino kwambiri ku Tongliang ndi Dazu waku Chongqing;Hubei Huangshi ali ndi zonyansa zambiri ndipo kupanga kwake kumakhala kovuta;Kukhudzidwa ndi chilengedwe komanso mayendedwe ovuta, zinthu zambiri ku Qinghai ndizovuta kugwiritsa ntchito ndipo zimakhala ndi ndalama zambiri zoyendera.Mu 2012, chiŵerengero cha static reserve-production of strontium ore ku China chinali zaka 84.Panthawi imodzimodziyo, China ilinso ndi chuma chogwirizana ndi strontium ore, chomwe nthawi zambiri chimagwirizanitsidwa ndi phosphate ore, brine mobisa, lead-zinc ore, barite ore, gypsum ore, ndi zina zotero, zomwe zimawerengera zoposa 50% yazinthu zonse, ndi kuthekera kwakukulu kwazinthu.Nthawi zambiri, zinthu zaku China zaku strontium zimatetezedwa kwambiri ndipo ndizomwe zili m'michewa yayikulu kwambiri.1.1.2 Kutulutsa kwa miyala ya strontium ku China kwawonetsa kukula kwachangu, zomwe zikuwerengera theka la zotulutsa padziko lonse lapansi.Chiyambireni m'zaka za zana la 21, kutulutsa kwa miyala ya strontium padziko lonse lapansi kwatsika chifukwa cha kuchepa kwakukulu kwa ore yakunja ya strontium.Kuchokera ku 2000 mpaka 2012, kutulutsa kwa miyala ya strontium kwatsika kuchoka pa 520000 t kufika pa 380000 t, kuchepa kwa 27%.Akuluakulu a strontium ore padziko lonse lapansi ndi China, Spain, Mexico, Argentina, ndi zina zotero. Pakati pawo, mu 2007, China idaposa Spain ndipo inakhala dziko lalikulu kwambiri la strontium ore.Mu 2012, zotsatira zake zinali 50% ya gawo lonse lapansi, zomwe zimawerengera "theka la dziko" (Chithunzi 2);Mosiyana ndi izi, kutulutsa kwa miyala ya strontium m'maiko ena kwatsika kwambiri.

Kugwiritsidwa ntchito komanso kupezeka kwamtsogolo komanso kufunikira kwa strontium ore

Kugwiritsidwa ntchito kwa strontium ku China kumakhala kokhazikika.Mayiko otukuka amagwiritsa ntchito mankhwala a strontium kumakampani ambiri omwe akutukuka kumene.Zogulitsa zaku China za strontium zimadyedwa kwambiri mu chipolopolo chagalasi cha chubu chazithunzi, zida zamaginito, zida za pyrotechnic, ndi zina zambiri, zomwe 40% zimadyedwa mu chipolopolo chagalasi cha chubu chazithunzi, makamaka zida za kanema wawayilesi ndi zida zowonetsera;Pafupifupi 30% amadyedwa muzinthu zamaginito, zomwe zimagwiritsidwa ntchito kwambiri posungira ma hard disks apakompyuta ndi zida zamaginito.Onse pamodzi, amadya pafupifupi 70% ya zinthu za strontium, makamaka m'mafakitale apakompyuta ndi mafakitale opangira zinthu, ndi gawo lochepa m'mafakitale omwe akubwera.

Kufunika kwa strontium mumakampani opanga ma TV kudzatsika pang'onopang'ono, ndipo kufunikira m'magawo ena kupitilira kukula.Kukula kwachangu kwamakampani amtundu wa TV kwachititsa kuti strontium ichuluke mwachangu ku China.Pakadali pano, China yadutsa pachimake chamakampani opanga ma TV, ndipo zotsatira zake zakhazikika.Nthawi yomweyo, ndikupita patsogolo pang'onopang'ono kwaukadaulo wowonetsera mitundu, njira yopangirayo idzasinthidwa pang'onopang'ono, ndipo kufunikira kwa strontium m'gawoli kudzawonetsa kutsika kokhazikika.Pali mbali ziwiri zazikulu zogwiritsira ntchito maginito.Mmodzi ndi kupanga miyambo yosungiramo kompyuta hard disk;Ina ndi strontium ferrite yomwe ikubwera, yomwe imagwira ntchito bwino komanso yotsika mtengo, ndipo imagwiritsidwa ntchito kwambiri popanga magalimoto, zida zapakhomo, makina opanga mafakitale ndi mafakitale ena.Ngakhale kupanga makompyuta kumakhala kokwanira ndipo kulibe malo ochepa oti akule, kuli ndi kuthekera kwakukulu kogwiritsa ntchito m'mafakitale omwe akubwera.Nthawi zambiri, pali mwayi wokulirapo pakugwiritsa ntchito maginito.Monga zida za pyrotechnic, zimagwiritsidwa ntchito kwambiri pamoto wankhondo, zozimitsa moto wamba, ma roketi apamlengalenga ndi mafuta ena.Chifukwa cha kuchuluka kwa ntchito zake, m'kupita kwanthawi, imakhala ndi malo okulirapo m'mafakitale achikhalidwe komanso omwe akubwera.M'magawo ena ogwiritsira ntchito, monga strontium ndi mchere watsopano wamakono, kagwiridwe kake ndi kagwiritsidwe ntchito kake kumakhalabe ndi malo ambiri oti akule.Ndi kupita patsogolo kwaukadaulo, magawo ogwiritsira ntchito mtsogolo komanso chiyembekezo chofuna ndi chachikulu.

Kufunika kwa strontium ku China kudzafika pachimake mu 2025 ~ 2030, ndipo pali zoopsa pakupereka zinthu zapamwamba kwambiri.

Strontium, monga mchere womwe ukubwera, ndi kupita patsogolo kofulumira kwa sayansi ndi teknoloji yogwiritsidwa ntchito, katundu wake wapadera komanso wabwino kwambiri adzapitirizabe kutulukira, ndipo malo ogwiritsira ntchito adzakhalanso ochulukirapo, ndipo kugwiritsidwa ntchito kwake kudzakhala kwakukulu kwambiri. , makamaka m'mafakitale omwe akubwera.Ngakhale makampani opanga ma TV aku China komanso makampani opanga makompyuta ndi okhwima, kufunikira kwa strontium kudzakhala kokhazikika m'derali;Komabe, kufunikira m'madera ena kudzapitirira kuwonjezeka.Nthawi zambiri, kufunikira kwa China kwazinthu za strontium kupitilira kukula mtsogolo.Akuti kufunikira kwa China kwa strontium kudzafika pachimake mu 2025-2030, ndipo kugwiritsidwa ntchito pachimake kudzapitilira 130000.

Malinga ndi zomwe tafotokozazi, sikovuta kuwona kuti miyala ya strontium ndiye mchere wotsogola ku China, ndipo nkhokwe zaku China za strontium zimakhala pafupifupi theka la dziko lapansi.Panthawi imodzimodziyo, China ilinso ndi zinthu zambiri zomwe zimagwirizana ndi strontium, ndipo kuchuluka kwa ntchito ya geological sikuli kwakukulu, ndipo mphamvu yamtsogolo yamtsogolo ndi yaikulu, yomwe ingakhale ndi zotsatira zofunikira pa msika wapadziko lonse m'tsogolomu.Dziko la China ndilomwe limapanga strontium lalikulu kwambiri padziko lonse lapansi, ndipo limapanga pafupifupi theka la zinthu zonse padziko lonse lapansi.Pakati pawo, gawo lalikulu la strontium ku China limagwiritsidwa ntchito potumiza kunja.Ndilo wogulitsa kwambiri padziko lonse lapansi wa mchere ndi zinthu za strontium, ndipo ndi wofunikira kwambiri wogulitsa zinthu padziko lonse lapansi, akuthandizira kwambiri pa chitukuko cha mafakitale okhudzana ndi strontium padziko lonse lapansi.Kufuna kwa China kwa strontium kupitilira kukula mtsogolomo, ndipo ifika pachimake mu 2025-2030.Pakati pawo, kufunikira kwa strontium mumakampani opanga TV kutsika pang'onopang'ono, koma kufunikira kwa zida zamaginito, zida za pyrotechnic ndi mafakitale ena ali ndi malo okulirapo kwambiri, ndipo chiyembekezo chofuna ndi chachikulu.

Pakampani yathu, mudzagula zinthu zapamwamba kwambiri za sodium sulfate pamtengo wabwino kwambiri.Utumiki wangwiro ndi mankhwala apamwamba ndi kuona mtima kwathu kwa inu.

Kukonzekera kwa Strontium Carbonate

 1.Njira yowonongeka yowonongeka.
The celestite anaphwanyidwa ndi anachita ndi soda phulusa njira 2h pa anachita kutentha 100 ℃.Koyamba ndende ya sodium carbonate ndi 20%, kuchuluka kwa sodium carbonate anawonjezera ndi 110% ya ongoyerekeza kuchuluka, ndi tinthu kukula kwa ore ufa ndi 80 mauna.Pansi pa chikhalidwe ichi, kuchuluka kwa kuwonongeka kumatha kufika kupitirira 97%.Pambuyo kusefedwa, kuchuluka kwa sodium sulphate mu filtrate kumatha kufika 24%.Menyani strontium carbonate ndi madzi, onjezerani hydrochloric acid zokometsera ku pH3, ndipo pambuyo pa 2 ~ 3h pa 90 ~ 100 ℃, onjezani barium remover kuti muchotse barium, ndiyeno sinthani slurry ndi ammonia kukhala pH6.8~7.2 kuchotsa zonyansa. .Pambuyo kusefedwa, kusefera kumapangitsa strontium carbonate ndi ammonium bicarbonate kapena ammonium carbonate solution, kenako kusefa kuchotsa njira ya ammonium chloride.Pambuyo powumitsa keke ya fyuluta, mankhwala a strontium carbonate amakonzedwa.

SrSO4+Na2CO3→SrCO3+Na2SO4

SrCO3+2HCl→SrCl2+CO2↑+H2O

SrCl2+NH4HCO3→SrCO3+NH4Cl+HCl

2.Njira yochepetsera malasha.
Celestite ndi malasha ophwanyidwa amaphwanyidwa kuti adutse ma meshes 20 ngati zopangira, chiŵerengero cha ore ndi malasha ndi 1: 0.6 ~ 1: 0.7, kuchepetsedwa ndikuwotchedwa pa kutentha kwa 1100 ~ 1200 ℃, pambuyo pa 0.5 ~ 1.0h, zinthu zowonongeka imatsukidwa kawiri, kutsukidwa kamodzi, kutsekedwa pa 90 ℃, kunyowa kwa 3h nthawi iliyonse, ndipo chiwerengero chonse cha leaching chingafikire kuposa 82%.Njira yothetsera leaching imasefedwa, zotsalira za fyuluta zimatsitsidwa ndi hydrochloric acid, ndipo strontium imabwezeretsedwanso, ndipo filtrate imawonjezedwa ndi yankho la mirabilite kuchotsa barium, Kenaka yikani ammonium bicarbonate kapena sodium carbonate solution kuti mutenge mpweya wa strontium carbonate (kapena molunjika carbonize ndi carbon dioxide), ndiyeno kupatukana, youma, ndi pogaya kupanga strontium carbonate mankhwala.

SrSO4+2C→SrS+2CO2

2SrS+2H2O → Sr (OH) 2+Sr (HS) 2

Sr(OH)2+Sr(HS)2+2NH4HCO3→2Sr(CO3+2NH4HS+2H2O

3.Thermal solution ya strontium siderite.
Strontium siderite ndi coke zimaphwanyidwa ndikusakaniza mosakaniza molingana ndi chiŵerengero cha ore ndi coke = 10: 1 (chiŵerengero cha kulemera kwake).Pambuyo pakuwotcha pa 1150 ~ 1250 ℃, ma carbonates amawola kuti apange clinker yomwe ili ndi strontium oxide ndi zitsulo zina.Clinker imakhomeredwa ndi masitepe atatu, ndipo kutentha kwabwino kwambiri ndi 95 ℃.Masitepe achiwiri ndi achitatu akhoza kubwerezedwa.Kutentha kwa 70-80 ℃.Njira yothetsera leaching imapangitsa kuti strontium hydroxide ikhale 1mol / L, yomwe imathandizira kulekanitsa zonyansa Ca2 + ndi Mg2 +.Onjezani ammonium bicarbonate ku sefa kuti mutenge mpweya kuti mupeze strontium carbonate.Pambuyo pa kupatukana, kuyanika ndi kuphwanya, strontium carbonate yomalizidwa imapezeka.

SrCO3→SrO+C02↑

SrO+H2O→Sr(OH)2

Sr(OH)2+NH4HCO3→SrCO3↓+NH3·H2O+H2O

4. Kugwiritsa ntchito mokwanira.
Kuchokera mumadzi apansi panthaka okhala ndi bromine ndi strontium, strontium yomwe ili ndi chakumwa cha mayi pambuyo pochotsa bromine imachotsedwa ndi laimu, imatuluka nthunzi, yokhazikika ndi kukhazikika, ndipo sodium kolorayidi imachotsedwa, kenako calcium imachotsedwa ndi caustic soda, ndipo ammonium bicarbonate imawonjezeredwa kuti itembenuke. strontium hydroxide mu mpweya wa strontium carbonate, ndiyeno nkuchapitsidwa ndikuumitsa kupanga zinthu za strontium carbonate.

SrC12+2NaOH→Sr(OH)2+2NaCl

Sr(OH)2+NH4HCO3→SrCO3+NH3·H2O+H2O

Ndemanga za Wogula

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Utumiki wa kampaniyi ndi wodabwitsa kwambiri.Zinthu zonse zomwe zalandilidwa zimapakidwa bwino ndikuphatikizidwa ndi zilembo zoyenera.Kupaka kwake ndi kolimba ndipo liwiro la mayendedwe ndi lachangu.

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FAQ

Q1: Momwe mungatsimikizire mtundu wazinthu musanayike maoda?

Mutha kupeza zitsanzo zaulere kuchokera kwa ife kapena kutenga lipoti lathu la SGS ngati kalozera kapena konzani SGS musanalowetse.

Q2: Kodi mitengo yanu ndi yotani?

Mitengo yathu imatha kusintha kutengera kupezeka ndi zinthu zina zamsika.Tikutumizirani mndandanda wamitengo yomwe yasinthidwa kampani yanu italumikizana nafe kuti mumve zambiri.

Q3: Ndi mfundo ziti zomwe mumachita pazogulitsa zanu?

A: SAE muyezo ndi ISO9001, SGS.

Q4.Kodi nthawi yobweretsera ndi iti?

A: 10-15 masiku ogwira ntchito atalandira kale kulipira kwa kasitomala.

Q5: Kodi mungapereke zolemba zoyenera?

Inde, tikhoza kupereka zambiri zolembedwa kuphatikizapo Zikalata Analysis / Conformance;Inshuwaransi;Zoyambira, ndi zolemba zina zotumiza kunja ngati pakufunika.

Q6.tingatsimikize bwanji khalidwe?

Mutha kupeza zitsanzo zaulere kuchokera kwa ife kapena kutenga lipoti lathu la SGS ngati kalozera kapena konzani SGS musanalowetse.


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