105153 Potasium sulfat untuk analisis EMSURE® ACS,ISO,Reag. Ph Eur
atau disebut juga : Potassium pyrosulfate
Simpan pada +5°C hingga +30°C.
| Assay (alkalimetric) | ≥ 99.0 % |
| Insoluble matter | ≤ 0.01 % |
| pH-value (5 %; water, 25 °C) | 5.5 - 7.5 |
| Chloride (Cl) | ≤ 0.0005 % |
| Total nitrogen (N) | ≤ 0.0005 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| As (Arsenic) | ≤ 0.0002 % |
| Ca (Calcium) | ≤ 0.005 % |
| Fe (Iron) | ≤ 0.0005 % |
| Mg (Magnesium) | ≤ 0.002 % |
| Na (Sodium) | ≤ 0.02 % |
| Corresponds to ACS,ISO,Reag. Ph Eur | |