agro trade sp

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Composing


Flake/Pearl/Solid99%


Flake/Pearl/Solid98%


Flake/Pearl/Solid96%

NaOH


99%Min


98%Min


96%Min

Na2CO3


0.4%Max


0.5%Max


1%Max

NaCl


0.015%Max


0.03%Max


2%Max

Fe2O3


0.001%Max


0.005%Max


0.01%Max



2. Properties


Molecular formula NaOH Solubility in water 111 g/100 mL (at 20 °C)
Molar mass 39.9971 g mol-1 Solubility in methanol 23.8 g/100 mL
Odor odorless Solubility in ethanol < 13.9 g/100 mL
Density 2.13 g/cm3 Vapor pressure < 2.4 kPa (at 20 °c)
Melting point 318 °C, 591 K, 604 °F Acidity(pKa) 13
Boiling point 1388 °c, 1661 K, 2530 °F Refractive index(nD) 1.3576



3. Application



Caustic soda is used very widely in chemical experiments, in addition to used as reagent, because it has strong moisture absorption and deliquescence, also can be used as alkaline desiccant.