Ammonium sulfate

Ammonium sulfate

Tshuaj Npe: Ammonium sulfate

Molecular Chiv:  (NH4)2Yog li4

Molecular hnyav: 132.14 Nws

Cas7783-20-2 : 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.

 


Khoom Qhia Qhia

Kev siv: Nws yog siv los ua cov regulator nyob hauv hmoov nplej thiab khob cij; Nws tuaj yeem siv los ua kev kho cov dej haus; Ua kev pab (tsuas yog siv raws li cov as-ham rau fermentation). Nws kuj tseem siv tau ua cov kev tswj lub khob noom cookie thiab cov poov xab. Hauv cov poov xab tsim tawm tshiab, nws tau siv los ua nitrogen rau cov poov xab cultivation (ntau npaum li cas tsis tau teev.). Qhov ntau npaum li cas yog kwv yees li 10% (txog 0.25% ntawm cov hmoov nplej) rau cov poov xab nyob rau hauv qhob cij.

Pob: Nyob rau hauv 25kg Composite yas Woven / Ntawv Hnab nrog PE liner.

Cia thiab thauj: Nws yuav tsum tau muab cia rau hauv lub tsev rau khoom qhuav thiab muaj cua sov kom sov thiab noo thaum kev tsheb thauj mus los, tsis txhob muaj kev puas tsuaj. Tsis tas li ntawd, nws yuav tsum muab khaws cia cais los ntawm cov tshuaj lom.

Txuj Ci Zoo: (GB292012, FCC-VII)

 

Cov lus qhia GB 29206-2012 FCC VII
Cov ntsiab lus ((NH4)2Yog li4),  w /% 99.0-100-100.5 99.0-100-100.5
Residue ntawm ignition (sulfated tshauv), w /% 0.25 0.25
Arsenic (li),mg / kg                ≤ 3 ----
Selenium (SE),mg / kg                ≤ 30 30
Txhuas (PB),mg / kg                   ≤ 3 3

 

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