Merck Sodium hydroxide, pellets, analytical reagent grade, Reag. ISO, ≥99.0%, Supelco, GR for Analysis, EMSURE, 500g, plastic bottle, 1.06498.0500

CAS Number:     1310-73-2
EC Number:     215-185-5
Linear Formula:     NaOH
Molar Mass:     40.00 g/mol
MDL Number:     MFCD00003548
Beilstein/REAXYS Registry Number:     N/A
PubChem Substance ID:     N/A

Synonym(s):     Sodium oxidanide, Caustic soda, Sodium hydrate, NaOH, Lye, Ascarite, White caustic

Sodium hydroxide, analytical reagent grade, Reag. ISO, ≥99.0% assay, Merck, Supelco, GR for Analysis, EMSURE, 500g, HDPE bottle, 1.06498.0500.

Assay (acidimetric,NaOH): ≥ 99.0 %

Carbonate (as Na₂CO₃): ≤ 1.0 %

Chloride (Cl): ≤ 0.012 %

Phosphate (PO₄): ≤ 0.0005 %

Silicate (SiO₂): ≤ 0.001 %

Sulfate (SO₄): ≤ 0.010 %

Total nitrogen (N): ≤ 0.0003 %

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 %

K (Potassium): ≤ 0.05

Mg (Magnesium): ≤ 0.0005 %

Ni (Nickel): ≤ 0.00025 %

Pb (Lead): ≤ 0.0005 %

Zn (Zinc): ≤ 0.001 %

Quality Segment: 300

Agency: reag. ISO, suitable for SM 4500 - NH3

Vapor density: >1 (vs air)

Vapor pressure: <18 mmHg ( 20 °C), 3 mmHg ( 37 °C)

Product line: EMSURE

Assay: ≥99% NaOH basis (acidimetric)

Form: pellets

Impurities: ≤0.0003% Total nitrogen (N)

pH: >14 (20 °C, 100 g/L in H2O)

MP: 318 °C (lit.)

Solubility: 1090 g/L

Density: 2.13 g/cm3 at 20 °C

Anion traces

Carbonate (as Na2CO3): ≤1%

Chloride (Cl-): ≤0.012%

Phosphate (PO43-): ≤0.0005%

Silicate (as SiO2): ≤0.001%

Sulfate (SO42-): ≤0.010%

Cation traces

Al (Aluminium): ≤0.0005%

As (Arsenic): ≤0.0001%

Ca (Calcium): ≤0.0005%

Cu (Copper): ≤0.0002%

Fe (Iron): ≤0.0005%

K (Potassium): ≤0.05%

Mg (Magnesium): ≤0.0005%

Ni (Nickel): ≤0.00025%

Pb (Lead): ≤0.0005%

Zn (Zinc): ≤0.001%

Heavy metals (as Pb): ≤0.0005%

Storage temperature: 2-30°C

SMILES string [OH-].[Na+]

InChI 1S/Na.H2O/h;1H2/q+1;/p-1

InChI key HEMHJVSKTPXQMS-UHFFFAOYSA-M

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