(1) Te paura ma, he ngawari te whakarewa ki te wai engari karekau ki te waiwaro; Kiato i te 2.45g/cm³ me te ira whakarewa i te 890 ℃; He reka i te rangi tuwhera.
(2) Ko te wairewa wai e whakaatu ana i te kawakoretanga ngoikore me te pumau i te 70 ℃, engari ka whakamarohia ki te disodium phosphate ina kohuatia.
Tūemi | HUTANGA(Koeke Hangarau) | HUA(Kai kōeke) |
(Ihirangi Matua) %≥ | 98.0 | 98.0 |
Te pūkawa, asSO4 % ≤ | 0.5 | / |
F %≤ | 0.05 | 0.005 |
Wairewakore % ≤ | 0.2 | 0.2 |
Arsenic, hei %≤ | 0.01 | 0.0003 |
Ko nga konganuku taumaha, hei Pb %≤ | 0.01 | 0.001 |
PH o 1% otinga | 4.2-4.6 | 4.1-4.7 |
Mōkī:25 kg / peeke ranei ka tono koe.
Rokiroki:Rokiroki ki te waahi hau, maroke.
Paerewa Whakahaere:Paerewa o te Ao.