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Ammonium sulfate

Tshuaj Npe: Ammonium sulfate

Molecular Chiv: (NH₄)₂Yog li₄

Molecular hnyav: 132.14 Nws

Cas：7783-20-2 : kuv

Cwj pwm: Nws yog xim tsis muaj kob pob tshab ortorhorhombic siv lead ua, Deliquescent. Cov txheeb ze ceev yog 1.769 (50 ℃). Nws yooj yim soluble hauv dej (ntawm 0 ℃, solubility yog 70.6g / 100ml dej; 100 ℃, 103.8g / 100ml dej). Aqueous daws yog acidic. Nws yog insoluble hauv ethanol, acetone lossis ammonia. Nws cuam tshuam nrog cov alkalies los ua ammonia.

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Tooj liab sulfate

Tshuaj Npe: Tooj liab sulfate

Molecular Chiv: Ntug₄5H₂O

Molecular hnyav: 249.7 ib

Cas：7758-99-8 ib

Cwj pwm: Nws yog Tsaus xiav Triclinic Crystal lossis cov hmoov zoo nkauj xiav lossis cov pob zeb. Nws tsw zoo li cov hlau tsis zoo. Nws effloresces maj mam nyob rau hauv huab cua qhuav. Tus txheeb ze ceev yog 2.284. Thaum saum toj no 150 ℃, nws poob dej thiab tsim anhydrous tooj liab sulfate uas nqus dej yooj yim. Nws yog soluble hauv dej dawb thiab aqueous daws yog acidic. PH NQE NTAWM 0.1MOL / L AQUAGOY daws yog 4.17 (15 ℃). Nws yog soluble hauv glycerol dawb thiab dilute ethanol tab sis insoluble hauv ethanol ntshiab.

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Zinc sulfate

Tshuaj Npe: Zinc sulfate

Molecular Chiv: Znro₄H₂O; Znro₄7H₂O

Molecular hnyav: Monohydrate: 179.44; Heptahydrate: 287.50

Cas：Monohydrate: 7446-19-7; Heptahydrate: 7446-20-20

Cwj pwm: Nws yog forgerless pob tshab prism los yog kev sib deev lossis cov hmoov av crystalline, tsw ntxhiab. Heptahydrate: Qhov kev txheeb ze ceev yog 1.957. Melting point yog 100 ℃. Nws yooj yim soluble hauv dej thiab aqueous daws yog acidic mus litmus. Nws yog me ntsis soluble hauv ethanol thiab glycerin. Lub monohydrate yuav poob dej ntawm qhov kub siab tshaj 238 ℃; Tus heptahydrate yuav effloresced maj mam nyob rau hauv cov huab cua qhuav ntawm chav tsev kub.

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Magnesium sulfate

Tshuaj Npe: Magnesium sulfate

Molecular Chiv: Mgso₄7H₂O; Mgso₄Nhh₂O

Molecular hnyav: 246.47 (heptahydrate)

Cas：Heptahydrate: 10034-99-8; Anhydrous: 15244-36-7

Cwj pwm: Heptahydrate yog tsis muaj kob prismatic lossis rab koob-puab siv lead ua. Anhydrous yog dawb crystalline hmoov lossis hmoov. Nws tsis muaj ntxhiab, qab qab iab iab thiab qab ntsev. Nws yog kev ywj pheej soluble hauv dej (119.8%, 20 ℃) thiab glycerin, soluble me ntsis hauv ethanol. Cov kua aqueous yog nruab nrab.

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Sodium Metabisulfite

Tshuaj Npe: Sodium Metabisulfite

Molecular Chiv: Na₂S₂O₅

Molecular hnyav: Heptahydrate: 190.107

Cas：7681-57-4 ib

Cwj pwm: Dawb lossis me ntsis hmoov daj, muaj ntxhiab tsw qab, soluble hauv dej thiab thaum yaj hauv dej nws ua rau cov sodium bisulfite.

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Ferrous sulfate

Tshuaj Npe: Ferrous sulfate

Molecular Chiv: Feso₄7H₂O; Feso₄Nhh₂O

Molecular hnyav: Heptahydrate: 278.01

Cas：Heptahydrate: 7782-63-0; Quaj: 7720-78-7

Cwj pwm: Heptahydrate: nws yog xiav-ntsuab muaju lossis granules, tsw tsis muaj xws li qub. Nyob rau hauv qhuav huab cua, nws efflorescent. Nyob rau hauv huab cua noo, nws okidizes npaj txhij los ua xim av-daj, yooj yim ferric sulfate. Nws yog soluble hauv dej, insoluble hauv ethanol.

Quaj: Nws yog grey-dawb rau beige hmoov. nrog xws li qub txeeg qub teg. Nws yog mas tsim ntawm Feso₄H₂O thiab muaj ob peb ntawm feso₄Thib ob₂O.it maj mam soluble hauv dej txias (26.6 G / 100 ml, 20 ℃), nws yuav yaj sai thaum ua cua sov. Nws yog insoluble hauv ethanol. Yuav luag Insoluble hauv 50% sulfuric acid.

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Poov tshuaj sulfate

Tshuaj Npe: Poov tshuaj sulfate

Molecular Chiv: K₂Yog li₄

Molecular hnyav: 174.26 Nws

Cas：7778-80-5

Cwj pwm: Nws tshwm sim raws li muaj xim tsis muaj xim lossis dawb tawv crystal lossis li crystalline hmoov. Nws qab qab iab thiab ntsev. Txheeb ze ceev yog 2.662. 1g dissolves nyob rau hauv kwv yees li 8.5ml dej. Nws yog insoluble hauv ethanol thiab acetone. Cov PH ntawm 5% kev daws teeb meem yog hais txog 5.5 txog 8.5.

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Sodium Aluminium Sulfate

Tshuaj Npe: Aluminium sodium sulfate, sopium aluminium sulfate,

Molecular Chiv: Naal (yog li ntawd₄)_2,Naal (yog li ntawd₄)_2.12h₂O

Molecular hnyav: Anhydrous: 242.09; Dodecahydrate: 458.29

Cas：Anhydrous: 10102-71-3; Dodecahydrate: 7784-28-3

Cwj pwm: Aluminium sodium sulfate tshwm sim tsis muaju tsis muaju, cov granules dawb, lossis hmoov. Nws yog anhydrous lossis yuav muaj txog 12 molecules ntawm dej ntawm hydration. Daim ntawv anhydrous yog maj mam soluble hauv dej. Dodecahydrate yog dawb do hauv dej, thiab nws effloresces nyob rau hauv huab cua. Ob daim foos yog insoluble hauv cawv.

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Disodium phosphate

Tshuaj Npe: Disodium phosphate

Molecular Chiv: Na₂Hpo₄; Na₂Hpo₄2 H₂O; Na₂Hpo₄· 12₂O

Molecular hnyav: Anhydrous: 141.96; Dihydrate: 177.99; Dodecahydrate: 358.14

Cas: Anhydrous: 7558-79-4; Dihydrate: 10028-24-7; Dodecahydrate: 10039-32-4

Cwj pwm: Cov hmoov dawb, yooj yim soluble hauv dej, insoluble hauv cawv. Nws cov kua dej yog ib qho me ntsis alkaline.

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Monosodium phosphate

Tshuaj Npe: Monosodium phosphate

Molecular Chiv: Nah₂Tus nees₄; Nah₂Tus nees₄H₂O; Nah₂Tus nees₄2 2₂O

Molecular hnyav: Anhydrous: 120.1, Monohydrate: 138.01, dihydrate: 156.01

Cas: Anhydrous: 7558-80-7, Monohydrate: 10049-21-5, dihydrate: 13472-35-0

Cwj pwm: Cov hmoov nplej dawb rhombic lossis dawb crystal hmoov, yooj yim soluble hauv dej, yuav luag Insoluble hauv ethanol. Nws cov kev daws teeb meem yog acidic.

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Sodium acid pyrophosphate

Tshuaj Npe: Sodium acid pyrophosphate

Molecular Chiv: Na₂H₂P₂O₇

Molecular hnyav: 221.94

Cas: 7758-16-9 ib

Cwj pwm: Nws yog hmoov dawb crystalline. Tus txheeb ze ceev yog 1.862. Nws yog soluble hauv dej, insoluble hauv ethanol. Aqueous daws teeb meem yog alkaline. Nws rov qab nrog FE2 + thiab MG2 + los ua cov chelates.

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Sodium tripolyphosphate

Tshuaj Npe: Sodium tripolyphosphathphate, sodium triphosphate

Molecular Chiv: Na₅P₃O₁₀

Molecular hnyav: 367.86 ib

Cas: 7758-29-4 ib

Cwj pwm: Cov khoom no yog cov hmoov dawb, melting taw tes ntawm 622 degrees, soluble hauv dej ntawm hlau ions rau ntawm hlau muaj peev xwm, nrog noo noo kev nqus.

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