Sodium hydroxide 50% in aqueous solution, AR®, Macron Fine Chemicals™
: Caustic soda
:1310-73-2
:
:NaOH
:MFCD00003548
:119…135 °C (1013 hPa)
:12 °C
:1.53 g/cm³ (20 °C)
:40 g/mol
:Ambient
:215-185-5
:8 II
:14,08627
:1824
:GHS05
:GHS07
- Environmentally Preferable:
- Assay (NaOH):49.5 - 52.0 %
- Identification:Passes Test
- Ammonium Hydroxide Precipitate:≤0.010 %
- Chloride (Cl):≤0.0025 %
- Heavy Metals (as Ag):≤0.0015 %
- Iron (Fe):≤0.0005 %
- Nitrogen Compounds (as N):≤0.0005 %
- Potassium (K):≤0.025 %
- Phosphate (PO₄):≤0.0005 %
- Sulfate (SO₄):≤0.0025 %
- Sodium Carbonate (Na₂CO₃):≤0.1 %
- Appearance (clear, colorless liquid):(clear, colorless liquid)