Sodium hydroxide, also known as caustic soda, is an inorganic compound with the chemical formula NaOH and a relative molecular weight of 39.9970.
Sodium hydroxide has strong alkalinity and strong corrosiveness. It can be used as an acid neutralizer, a masking agent, a precipitant, a precipitation masking agent, a coloring agent, a saponification agent, a peeling agent, a detergent, etc. It has a wide range of applications.
ITEMS OF TEST |
UNIT |
SPECIFICATION |
NaOH |
% |
≥98.0 |
NaCL |
% |
≤0.08 |
Fe2O3 |
% |
≤0.01 |
Na2CO3 |
% |
≤1.0 |