Magnesium sulfate heptahydrate, nke a makwaara dị ka sulphobitter, nnu ilu, nnu cathartic, nnu Epsom, usoro ọgwụ MgSO4 · 7H2O), na-acha ọcha ma ọ bụ enweghị agba acicular ma ọ bụ kristal oblique, enweghị isi, dị jụụ na ntakịrị ilu.Mgbe okpomọkụ dara, a na-eji nwayọọ nwayọọ wepụ mmiri kristal na magnesium sulfate.A na-ejikarị ya eme fatịlaịza, akpụkpọ anụ, ibipụta na ịcha akwa, ihe na-akpali akpali, ime akwụkwọ, plastik, poselin, pigmenti, ọkụ, ihe mgbawa na ihe ọkụ.Enwere ike iji ya maka ibipụta na ịgbanye akwa akwa na silk dị nro, dị ka onye na-ahụ maka ịdị arọ maka silk owu na ihe ndozi maka ngwaahịa kapok, ma jiri ya dị ka nnu Epsom na nkà mmụta ọgwụ.
Njirimara anụ ahụ:
Ọdịdị na akụrụngwa: bụ nke sistemụ kristal rhombic, maka akụkụ anọ granular ma ọ bụ kristal rhombic, enweghị agba, nghọta, mkpokọta maka ọcha, rose ma ọ bụ akwụkwọ ndụ akwụkwọ ndụ.Ọdịdị ahụ bụ fibrous, acicular, granular ma ọ bụ ntụ ntụ.Enweghị isi, ụtọ ilu.
Solubility: Ọ dị mfe soluble na mmiri, ntakịrị solubility na ethanol na glycerol.
Njirimara kemịkalụ:
Nkwụsi ike: Stable na ikuku iru mmiri n'okpuru 48.1 Celsius C. Ọ dị mfe ịnweta na ikuku na-ekpo ọkụ ma na-ekpo ọkụ.Mgbe ọ dị elu karịa 48.1 Celsius, ọ na-atụfu mmiri kristal wee ghọọ sulfate anwansi.N'otu oge ahụ, a na-ebuli magnesium sulfate.Na 70-80 Celsius C, ọ na-atụfu mmiri kristal 4, na-atụfu mmiri kristal 5 na 100 Celsius C, ma tụfuo mmiri kristal 6 na 150 Celsius C. Na 200 Celsius C Magnesium - dị ka mmiri sulfate, a na-etinye ihe na-ekpo ọkụ na ikuku iru mmiri. na-agbagharị mmiri.Na ngwọta zuru ezu nke magnesium sulfate, kristal jikọtara mmiri na 1, 2, 3, 4, 5, 6, na 12 mmiri nwere ike ịbụ kristal.Na -1.8 ~ 48.18 Celsius C zuru ezu ngwọta mmiri, magnesium sulfate na-ebuli elu, na mmiri mmiri jupụtara na 48.1 ruo 67.5 Celsius C, magnesium sulfate na-ebuli elu.Mgbe ọ dị elu karịa 67.5 Celsius C, a na-ebuli magnesium sulfate.Alien agbaze n'etiti Celsius C na magnesium sulfate nke ise ma ọ bụ anọ mmiri sulfate ka emepụtara.Magnesium sulfate ghọrọ magnesium sulfate na 106 Celsius C. Magnesium sulfate gbanwere ka ọ bụrụ magnesium sulfate na 122-124 Celsius C. Magnesium sulfate na-agbanwe ghọọ magnesium sulfate kwụsiri ike na 161 ~ 169 ℃.
Nsi: Nsi
Uru PH: 7, Nnọpụiche
Ngwa isi:
1) ubi nri
Dị ka ihe nkwado nri.Enwere ike iji iwu obodo m mee ihe maka ngwaahịa mmiri ara ehi, nke nwere oke 3 ruo 7g / kg;Ọnụ ego a na-eji na-aṅụ ihe ọṅụṅụ na mmiri ara ehi bụ 1.4 ~ 2.8g / kg;Ojiji kachasị na ihe ọṅụṅụ ịnweta bụ 0.05g / kg.
2) Ụlọ ọrụ mmepụta ihe
A na-ejikarị nnu calcium mee ihe maka mmanya nne mmiri.Ịgbakwunye na mmiri 4.4g/100L nwere ike ime ka ike sie ike site na 1 ogo.Mgbe ejiri ya mee ihe, ọ nwere ike iwepụta obi ilu ma mepụta isi ísì hydrogen sulfide.
Ejiri ya dị ka ụda, ihe mgbawa, imepụta akwụkwọ, poselin, fatịlaịza, na laxes ọgwụ ọgwụ, wdg, ihe mgbakwunye mmiri ịnweta.
3) ubi ugbo
A na-eji magnesium sulfate na fatịlaịza n'ọrụ ugbo n'ihi na magnesium bụ otu n'ime ihe ndị dị na chlorophyll.A na-ejikarị ihe ọkụkụ nke ihe ọkụkụ ma ọ bụ magnesium eme ihe, dị ka tomato, poteto, Roses, wdg. Magnesium sulfate nwere ogo dị elu nke solubility ma e jiri ya tụnyere fatịlaịza ndị ọzọ.A na-ejikwa magnesium sulfate mee ihe dị ka nnu ịsa ahụ.
Usoro nkwadebe:
1) Usoro 1:
Sulfuric acid na-agbakwunyere eke magnesium carbonate (magnesite), carbon dioxide na-ewepụ, recrystallized, Kieserite (MgSO4 · H2O) na-agbaze na mmiri ọkụ na recrystallized, mere site na mmiri oké osimiri.
2) Usoro 2 (Usoro leaching nke oke osimiri)
Mgbe usoro brine kpochapụrụ brine ahụ, a na-emepụta nnu okpomọkụ dị elu, ihe mejupụtara ya bụ MgSO4>.Pasent 30.35%, MgCl2 gbasara 7%, KCl gbasara 0.5%.Enwere ike ịgbasa ihe ilu na ngwọta MgCl2 nke 200g/L na 48 ℃, yana obere ngwọta NaCl yana ngwọta MgSO4 ọzọ.Mgbe nkewa, na crude MgSO4 · 7H2O e precipitated site jụrụ na 10 ℃, na okokụre ngwaahịa e nwetara site secondary recrystallization.
3) Usoro nke 3 (usoro sulfuric acid)
Na tankị neutralization, rhombotrite ji nwayọọ nwayọọ tinye ya na mmiri na nne mmanya, wee wepụ ya na sulfuric acid.Agba ahụ gbanwere site na agba ụwa gaa na-acha uhie uhie.A na-achịkwa pH ka ọ bụrụ 5, na njupụta ikwu bụ 1.37 ~ 1.38 (39 ~ 40° Be).A na-enyocha ihe ngwọta neutralization na 80 ℃, mgbe ahụ, a na-edozi pH ka ọ bụrụ 4 na sulfuric acid, gbakwunyere kristal mkpụrụ kwesịrị ekwesị, ma mee ka ọ dị mma na 30 ℃ maka crystallization.Mgbe nkewa, emechara ngwaahịa akpọnwụwo na 50 ~ 55 ℃, na nne mmanya na-laghachiri na neutralization tank.Magnesium sulfate heptahydrate nwekwara ike kwadebere site neutralizing mmeghachi omume nke ala ịta sulfuric acid na 65% magnesia na momorrhea site filtration, ọdịda, ịta, crystallization, centrifugal nkewa na nkụ, ọ bụ nke magnesium sulfate.
Nhazi kemikal mmeghachi omume: MgO+H2SO4+6H2O→MgSO4·7H2O.
Akpachara anya njem:Nkwakọ ngwaahịa kwesịrị ịbụ nke zuru oke mgbe ị na-ebufe, na ntinye kwesịrị ịdị mma.Mgbe ị na-eme njem, hụ na akpa ahụ ekwesịghị ịda, daa, daa ma ọ bụ mebie ya.A machibidoro iwu ịgwakọta ya na acids na kemịkalụ oriri.N'oge njem, ekwesịrị ichebe ya pụọ na ikpughe anyanwụ, mmiri ozuzo na oke okpomọkụ.Ekwesịrị ịsacha ụgbọ ala ahụ nke ọma mgbe ebufechara ya.
Akpachara anya ọrụ:Ọrụ mechiri emechi ma wusie ike ikuku.Onye na-ahụ maka ọrụ ga-agbasorịrị usoro ọrụ mgbe ọzụzụ pụrụ iche gasịrị.A na-atụ aro ka ndị na-arụ ọrụ na-eyi mkpuchi uzuzu uzuzu nke na-aṅụ onwe ha, enyo nchekwa nchekwa kemịkal, yi uwe ọrụ ntinye nsi na-egbochi nsị, na uwe rọba.Zere uzuzu.Zere kọntaktị na acid.Ìhè na ejighị ya kpọrọ ihe wepụ nkwakọ ngwaahịa iji gbochie nkwakọ ngwaahịa ahụ mebiri emebi.Ejiri akụrụngwa ọgwụgwọ ihe mberede kwadoo.Akpa ihe efu nwere ike bụrụ ihe mkpofu na-emerụ ahụ.Mgbe ntụnye uzuzu dị n'ikuku gafere ọkọlọtọ, anyị ga-eyi ihe mkpuchi uzuzu nke na-amịpụta onwe.Mgbe nnapụta mberede ma ọ bụ mpụ, a ga-eyi ihe mkpuchi mgbochi nje.
Akpachara anya nchekwa:Echekwara ya n'ụlọ nkwakọba ihe ikuku nwere ikuku.Zere ọkụ na okpomọkụ.Chekwaa iche na acid ma zere nchekwa agwakọta.Ebe nchekwa ahụ kwesịrị ịbụ ihe eji eme ihe kwesịrị ekwesị iji nwee ntapu.
Nkwakọ ngwaahịa: 25KG/ BAG
Oge nzipu: Eprel-10-2023