Sodium hydroxide 50% in aqueous solution, EMSURE® for analysis, Supelco®
: Merck
:1310-73-2
:
:NaOH
:MFCD00003548
:40 g/mol
:119…135 °C (1013 hPa)
:9…10 °C
:1.53 g/cm³ (20 °C)
:215-185-5
:8,
:M-Clarity™ quality level = MQ300
:1824
:GHS05
:Ambient
- Assay (acidimetric, as NaOH):49.0 - 51.0 %
- Carbonate (as Na₂CO₃):≤ 0.2
- Color (Hazen):≤ 10 Hazen
- Chloride (Cl):≤ 0.01 %
- Phosphate (PO₄):≤ 0.0005 %
- Silicate (SiO₂):≤ 0.005 %
- Sulfate (SO₄):≤ 0.005 %
- Total nitrogen (N):≤ 0.0003 %
- Heavy metals (as Pb):≤ 0.0005 %
- Al (Aluminium):≤ 0.0005 %
- Fe (Iron):≤ 0.0005 %
- K (Potassium):≤ 0.01 %
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