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Sodium hydroxide ≥99.0%, pellets, EMSURE® Reag. Ph. Eur., ACS for analysis (max. 0.02% K), Supelco®
Sodium hydroxide ≥99.0%, pellets, EMSURE® Reag. Ph. Eur., ACS for analysis (max. 0.02% K), Supelco®
Supplier:  Merck
Certificates
Sodium hydroxide ≥99.0%, pellets, EMSURE® Reag. Ph. Eur., ACS for analysis (max. 0.02% K), Supelco®
Supplier:  Merck
Certificates
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Specifications

  • Environmentally Preferable:

Specifications

Specification Test Results

  • Assay (acidimetric,NaOH):
    99 - 100 %
  • Assay (total alkalinity calc. as NaOH):
    99 - 100 %
  • Identity:
    passes test
  • Appearance of solution:
    passes test
  • Carbonate (as Na₂CO₃):
    ≤ 0.5 %
  • Chloride (Cl):
    ≤ 0.0005 %
  • Phosphate (PO₄):
    ≤ 0.0005 %
  • Silicate (SiO₂):
    ≤ 0.001 %
  • Sulfate (SO₄):
    ≤ 0.0005 %
  • Total nitrogen (N):
    ≤ 0.0003 %
  • Heavy metals (as Ag):
    ≤ 0.0005 %
  • Heavy metals (as Pb):
    ≤ 0.0005 %
  • Al (Aluminium):
    ≤ 0.0005 %
  • As (Arsenic):
    ≤ 0.0001 %
  • Ca (Calcium):
    ≤ 0.0005 %
  • Cu (Copper):
    ≤ 0.0002 %
  • Fe (Iron):
    ≤ 0.0005 %
  • Hg (Mercury):
    ≤ 0.00001 %
  • K (Potassium):
    ≤ 0.020 %
  • Mg (Magnesium):
    ≤ 0.0005 %
  • Ni (Nickel):
    ≤ 0.0005 %
  • Pb (Lead):
    ≤ 0.0005 %
  • Zn (Zinc):
    ≤ 0.001 %

Specification Test Results

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