Laabi ɗiɗi mawɗi ina ngoodi ngam feewnude sulfide sodium. Laawol lamɗam Glauber ngol ko jillondirde e sulfaat sodium e ɓuuɓri kuuraa e nder 1:0,5, ɓuuɓna ɗum e nder lowre ɓuuɓnde haa 950°C, tawa ina jokki e ɓuuɓnude ɗum ngam haɗde ɗum ɓuuɓde. Gaas sulfiid hidrojen gonɗo e geɗel gootel ngel ina foti soomeede e huutoraade ɓuuɓri alkali, tawa kadi so tawii o rewaani laawol to bannge safaara gaasuuji ɓuuɓɗi, ina waawi addande laamuuji nokkuuji ɗii njoɓdi. Laawol mbayliigu ngol huutortoo ko ndiyam ɓuuɓɗam ummoraade e peewnugol lamɗam barium, ina ɗaɓɓi laabi joy filtoraade. So tawii noon ɗuum ina usta njoɓdi fotde 30%, laaɓal ina waawi yettaade tan 90%.

Sulfide sodium ina suɓa geɗe toowɗe, ina reena peewnugol ngol no feewi rewrude e karallaagal kesal, tawa ina waɗi laaɓal toowngal e ŋakkeende nguura, ina addana ɗum jogaade ko ina wona hay so tawii ko e yamiroore mawnde. Ƴeew ɗoo ngam heɓde sulfide sodium toowɗo e baawɗo golle.