更多alumina例句

1. To this are added 250 parts by weight of washed gelatinous alumina.
2. The alumina is dissolved in sulphuric acid, leaving the silica.
3. The ash should then be submitted to the various reagents in order to detect lime, alumina, &c.
4. Sulphydrate of ammonium precipitates alumina from these solutions:—7.
5. By decomposing a solution of crude sulphate of alumina with neutral or monobasic acetate of lead.