Chem-Lab
search
Zinc sulfate.7aq a.r.
99.5+% ZnSO4.7H2O
For laboratory use, ACS, ISO, Ph. Eur.
CL00.2628
CAS Nr:7446-20-0
Physical
  • Form: solid
  • Colour: colourless
  • Melting point: 100°C
  • Boiling point: -
  • Flash point: -
  • Density: 1,97 g/cm3
  • Mol Weight: 287.54 g/mol
  • Storage temp: RT
Art. Nr. Pack Mod Stock
CL00.2628.0250 250 g PE 12 photo_camera
CL00.2628.1000 1 kg PE 28 photo_camera
CL00.2628.5000 5 kg PE 3
CL00.2628.9025 25 kg CBOT 0
Specs
  • Assay >99.5%
  • Arsenic (As) <0.00005%
  • Calcium (Ca) <0.001%
  • Cadmium (Cd) <0.0002%
  • Copper (Cu) <0.0005%
  • Iron (Fe) <0.0005%
  • Potassium (K) <0.001%
  • Magnesium (Mg) <0.001%
  • Manganese (Mn) <0.0002%
  • Sodium (Na) <0.0005%
  • Lead (Pb) <0.0005%
  • Chloride (Cl) <0.0005%
  • Nitrogen (N) <0.0005%
  • pH : 4.4 to 6.0 (5% solution @ 25°C)
  • Insoluble Matter (Non Solubles) <0.01%
  • Nitrate (NO3) <0.002%
  • Ammonium (NH4) <0.001%
Safety
  • HS Nr: 28332920
  • Signal word: Danger
  • dangersymbol dangersymbol dangersymbol
  • UN: 3077
  • ADR: 9,III