Tilmaamayaasha Tayada ee Nooca Kaalshiyamka ee Heerka Quudinta
Tilmaamayaasha Tayada ee Heerka Quudinta Kalsiyum QAABABKA
Tilmaamaha tayada ee heerka nafaqada ee kaalshiyamka (iyadoo loo eegayo heerka badeecada) waa sida soo socota:
Qaab-dhismeedka kaalshiyamka [Ca(HCOO)₂]: ≥ 99.0% (heerka sare), ≥ 98.0% (heerka koowaad), ≥ 96.0% (heerka u qalmidda)
Wadarta kaalshiyamka (sida Ca²⁺): ≥ 30.4% (heerka ugu sarreeya), ≥ 30.1% (heerka koowaad), ≥ 29.0% (heerka u qalmidda)
Kaalshiyam qaabaysan Walax aan biyo ku milmin: ≤ 0.15% (heerka sare), ≤ 0.20% (heerka koowaad), ≤ 0.30% (heerka u qalmidda)
Qiimaha pH ee kaalshiyamka (10% xal biyood ah): 7.0–7.5 (heer sare), 7.0–7.5 (heer sare), 6.5–7.0 (heer sare)
Khasaaraha qalajinta: ≤ 0.5% (heerka ugu sarreeya), ≤ 1.0% (heerka koowaad), ≤ 1.5% (heerka u qalmidda)
Qaab-dhismeedka kaalshiyamka Biraha culus (sida Pb²⁺): ≤ 0.002% (heerka sare), ≤ 0.002% (heerka koowaad), ≤ 0.004% (heerka u qalmidda)
Arsenic (sida As³⁺): ≤ 0.0005% (darajada ugu sarreysa), ≤ 0.0005% (darajada koowaad), ≤ 0.001% (darajada u qalanta)