Indices Qualitatis pro Formato Calcii Gradus Pabuli
Indices Qualitatis pro Pabuli Gradu Calcium FORMA
Qualitatis specificationes pro formate calcii pabuli (secundum gradum producti) sunt hae:
Calcii formias [Ca(HCOO)₂]: ≥ 99.0% (gradus praestantissimus), ≥ 98.0% (gradus primus), ≥ 96.0% (gradus idoneus)
Calcium totale (ut Ca²⁺): ≥ 30.4% (gradus praemii), ≥ 30.1% (gradus primi), ≥ 29.0% (gradus idoneus)
Formiatis calcii, materia insolubilis in aqua: ≤ 0.15% (gradus praemii), ≤ 0.20% (gradus primi), ≤ 0.30% (gradus idoneus).
Valor pH formiati calcii (solutio aquosa 10%): 7.0–7.5 (gradus praemii), 7.0–7.5 (gradus primi), 6.5–7.0 (gradus idoneus)
Damnum in exsiccatione: ≤ 0.5% (gradus praemii), ≤ 1.0% (gradus primi), ≤ 1.5% (gradus idoneus)
Calcii formias Metalla gravia (ut Pb²⁺): ≤ 0.002% (gradus praemii), ≤ 0.002% (gradus primi), ≤ 0.004% (gradus idoneus)
Arsenicum (ut As³⁺): ≤ 0.0005% (gradus praemii), ≤ 0.0005% (gradus primi), ≤ 0.001% (gradus idoneus)