Deskripsi
MERCK – 105590 Sodium Hydroxide Solution About 32%
- (for the determination of nitrogen) for analysis EMSURE®
MERCK – 105590 Sodium Hydroxide Solution About 32%
Specifications :
- Assay (acidimetric,NaOH) : ≥ 32.0 %
- Carbonate (as Na₂CO₃) : ≤ 0.2 %
- Chloride (Cl) : ≤ 0.004 %
- Phosphate (PO₄) : ≤ 0.0005 %
- Silicate (SiO₂) : ≤ 0.001 %
- Sulfate (SO₄) : ≤ 0.003 %
- Total nitrogen (N) : ≤ 0.0001 %
- Heavy metals (as Pb) : ≤ 0.0005 %
- Al (Aluminium) : ≤ 0.0005 %
- Fe (Iron) : ≤ 0.0005 %
