Sodium hydroxide 97.0-100.5%, pellets Ph. Eur., NF, BP, JP

Supplier: VWR Chemicals

28248.367EA 212 EUR
28248.367 28248.460 28248.298
Sodium hydroxide 97.0-100.5%, pellets Ph. Eur., NF, BP, JP
Sodium hydroxide

Appearance: White or almost white, crystalline masses, supplied as pellets, sticks or slabs, deliquescent, readily absorbing carbon dioxide.


Upozornení: Not for use as Active Pharmaceutical Ingredient (API)

Formula: NaOH
MW: 40 g/mol
Boiling Pt: 1390 °C (1013 hPa)
Melting Pt: 323 °C
Density: 2,13 g/cm³ (20 °C)
MDL Number: MFCD00003548
CAS Number: 1310-73-2
UN: 1823
ADR: 8,II
Merck Index: 14,08627

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Specification Test Results

Appearance Conforms (see CoA/CoS)
Heavy metals (as Pb) Max. 20 ppm
Residual solvents Passes test
As (Arsenic) Max. 1 ppm
Cd (Cadmium) Max. 1 ppm
Co (Cobalt) Max. 1 ppm
Hg (Mercury) Max. 1 ppm
Ni (Nickel) Max. 1 ppm
Pb (Lead) Max. 5 ppm
V (Vanadium) Max. 1 ppm
Conforms to Ph.Eur./NF/BP/JP Passes test
Ph.Eur./BP specifications:
Assay (calculated as NaOH) [Ph.Eur./BP] 97.0 --> 100.5 %
Identification A [Ph.Eur./BP] Min. 11.0
Identification B Passes test Ph.Eur./BP
Appearance of solution Passes test Ph.Eur./BP
CO3 (as Na2CO3) [Ph.Eur./BP] Max. 2.0 %
Cl (Chloride) [Ph.Eur./BP] Max. 200 ppm
SO4 (Sulphate) [Ph.Eur./BP] Max. 200 ppm
Fe (Iron) [Ph.Eur./BP] Max. 10 ppm
NF specifications:
Assay (total alkali) [NF] 95.0 --> 100.5 %
Sodium carbonate [NF] Max. 3.0 %
Content of sodium [NF] 54.0 --> 59.8 %
Identification A Passes test NF
Identification B Passes test NF
K (Potassium) [NF] Max. 0.5 %
Insoluble substances and organic matter Passes test NF
JP specifications:
Assay (calculated as NaOH) [JP] Min. 95.0 %
Identification 1 Passes test JP
Identification 2 Passes test JP
Clarity and colour of solution Passes test JP
Cl (Chloride) [JP] Max. 0.050 %
Heavy metals (as Pb) [JP] Max. 30 ppm
K (Potassium) Passes test JP
Sodium carbonate [JP] Max. 2.0 %
Hg (Mercury) Passes test JP

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