ulfat de amoniu pentru analiza ≥ 99.5 %, EMSURE® ACS,ISO,Reag. Ph Eur - FL * 100 gr - MERCK Molar Mass: 132.14 g/mol Density : 1.77 g/cm³ (20 °C) Grade: ACS,ISO,Reag. Ph Eur Hill Formula: H8N2O4S Chemical Formula: (NH4)2SO4 Product Information Grade ACS,ISO,Reag. Ph Eur Hill Formula H₈N₂O₄S Chemical formula (NH₄)₂SO₄ Density 1.77 g/cm3 (20 °C) pH value 5 (100 g/l, H₂O) Vapor pressure <1 Pa (25 °C) Bulk density 850 kg/m3 Sol...
ulfat de amoniu pentru analiza ≥ 99.5 %, EMSURE® ACS,ISO,Reag. Ph Eur - FL * 100 gr - MERCK Molar Mass: 132.14 g/mol Density : 1.77 g/cm³ (20 °C) Grade: ACS,ISO,Reag. Ph Eur Hill Formula: H8N2O4S Chemical Formula: (NH4)2SO4 Product Information Grade ACS,ISO,Reag. Ph Eur Hill Formula H₈N₂O₄S Chemical formula (NH₄)₂SO₄ Density 1.77 g/cm3 (20 °C) pH value 5 (100 g/l, H₂O) Vapor pressure <1 Pa (25 °C) Bulk density 850 kg/m3 Solubility 754 - 764 g/l Specifications Assay (alkalimetric) ≥ 99.5 % Insoluble matter ≤ 0.001 % pH-value (5 %; water, 25 °C) 5.0 - 6.0 Chloride (Cl) ≤ 0.0003 % Nitrate (NO₃) ≤ 0.001 % Phosphate (PO₄) ≤ 0.0005 % Heavy metals (ACS) ≤ 0.0005 % Heavy metals (as Pb) ≤ 0.0005 % Al (Aluminium) ≤ 0.000075 % As (Arsenic) ≤ 0.00002 % Ca (Calcium) ≤ 0.001 % Cd (Cadmium) ≤ 0.0001 % Cr (Chromium) ≤ 0.000075 % Cu (Copper) ≤ 0.0002 % Fe (Iron) ≤ 0.0002 % Mg (Magnesium) ≤ 0.0005 % Pb (Lead) ≤ 0.0002 % Zn (Zinc) ≤ 0.0001 % Residue on ignition (as sulfate) ≤ 0.005 % Loss on Drying (105 °C) ≤ 0.1 % Corresponds to ACS,ISO,Reag. Ph Eur
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