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Ffosffad hydrogen amoniwm
Enw Cemegol: Ffosffad hydrogen amoniwm
Fformiwla Foleciwlaidd: (NH4) 2HPO4
Pwysau Moleciwlaidd: 115.02 (GB); 115.03 (FCC)
Nghas: 7722-76-1
Cymeriad: Mae'n bowdr crisial di -liw neu bowdr crisialog gwyn, yn ddi -chwaeth. Gall golli tua 8% o amonia mewn aer. Gellid diddymu ffosffad amoniwm dihydrogen 1g mewn tua 2.5ml dŵr. Mae hydoddiant dyfrllyd yn asidig (gwerth pH o hydoddiant dyfrllyd 0.2mol/L yw 4.3). Mae ychydig yn hydawdd mewn ethanol, yn anhydawdd mewn aseton. Pwynt toddi yw 180 ℃. Dwysedd yw 1.80.
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