2825901100
- Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides
- Other
- Calcium oxide, hydroxide and peroxide
- Calcium hydroxide of a purity of 98 % or more calculated on the dry weight, in the form of particles of which: - not more than 1 % by weight have a particle-size exceeding 75 micrometres and - not more than 4 % by weight have a particle-size of less than 1,3 micrometres