Deskripsi Merck Potasium Iodida untuk Analisis, EMSURE®
Potasium iodida untuk analisis EMSURE® ISO,Reag. Ph Eur
Informasi Teknis Produk
Informasi |
Keterangan |
Massa molar |
166 g/mol |
Titik didih |
1325°C |
Tititk leleh |
685°C |
Densitas |
3.23 g/cm3, pada suhu 25°C |
pH |
6.9 |
Tekanan vapor |
1 hPa |
Densitas bulk |
1500 kg/m3 |
Solubilitas |
1430 g/l |
Pengujian (argentometric) |
≥ 99.5 % |
Pengujian (argentometric; calculated on dried substance) |
99.5 - 100.5 % |
Identitas |
passes test |
Appearance larutan |
passes test |
Alkaline impurities |
passes test |
pH-value (5 %; water) |
6 - 8 |
Chloride dan Bromide (sebagai Cl) |
≤ 0.01 % |
Iodate (IO₃) |
≤ 0.0003 % |
Phosphate (PO₄) |
≤ 0.001 % |
Sulfate (SO₄) |
≤ 0.001 % |
Thiosulfate (S₂O₃) |
passes test |
Total nitrogen (N) |
≤ 0.001 % |
Heavy metals (as Pb) |
≤ 0.0005 % |
As (Arsenic) |
≤ 0.00001 % |
Ba (Barium) |
≤ 0.002 % |
Ca (Calcium) |
≤ 0.001 % |
Cu (Copper) |
≤ 0.0002 % |
Fe (Iron) |
≤ 0.0002 % |
Mg (Magnesium) |
≤ 0.001 % |
Na (Sodium) |
≤ 0.03 % |
Pb (Lead) |
≤ 0.0002 % |
Reducing substances |
passes test |
Loss on Drying (105 °C) |
≤ 0.5 % |