Sodium Hydroxide, Puriss. p.a., ACS Reagent, K =0.02%, =98.

Name: Sodium hydroxide
Synonymn: ‘Caustic soda’
Description: Puriss. p.a., ACS Reagent, K ≤0.02%, ≥98.0% (T), pellets

Container Type: Plastic Bottle

Molar Mass: 40.00 g/mol

Empirical Formula: HNaO
Linear Formula: NaOH

CAS Number: 1310-73-2
EC Number: 215-185-5
MDL Number: MFCD00003548

SPECIFICATIONS

Assay: min. 98.0 %
Assay of Na₂CO₃: max. 1.0 %
Silver (Ag): max. 0.0005 %
Aluminium (Al): max. 0.0005 %
Barium (Ba): max. 0.0005 %
Bismuth (Bi): max. 0.0005 %
Calcium (Ca): max. 0.0005 %
Cadmium (Cd): max. 0.0005 %
Cobalt (Co): max. 0.0005 %
Chromium (Cr): max. 0.0005 %
Copper (Cu): max. 0.0005 %
Iron (Fe): max. 0.0005 %
Mercury (Hg): max. 0.00001 %
Potassium (K): max. 0.02 %
Lithium (Li): max. 0.0005 %
Magnesium (Mg): max. 0.0005 %
Manganese (Mn): max. 0.0005 %
Molybdenum (Mo): max. 0.0005 %
Nickel (Ni): max. 0.0005 %
Lead (Pb): max. 0.0005 %
Strontium (Sr): max. 0.0005 %
Thallium (Tl): max. 0.0005 %
Zinc (Zn): max. 0.0005 %
Heavy metals (as Ag): max. 0.002 %
Chloride (Cl): max. 0.005 %
Total N: max. 0.0003 %
Phosphate (PO₄): max. 0.0005 %
Silicate (as SiO₂): max. 0.0005 %
Sulfate (SO₄): max. 0.003 %



PHYSICAL PROPERTIES

Vapor Pressure: <18 mmHg ( 20 °C)
Vapor Pressure: 3 mmHg ( 37 °C)
Boiling Point: 1,390 °C
Freezing Point: 319 °C
Density: 2.13 g/cm3



SAFETY INFORMATION

Hazard Class: 8
Package Group: II
UN ID: 1823
Signal Word: Danger

GHS Classification:
Corrosive (GHS05)

Hazard Statement(s):
May be corrosive to metals (H290)
Causes severe skin burns and eye damage (H314)

Precautionary Statement(s):
Do not breathe dust/fume/gas/mist/vapours/spray (P260)
Wear protective gloves/protective clothing/eye protection/face protection (P280)

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