...product is, however, impure and the method is rather one for preparing sodium nitrite than litharge. ') Orange lead, or orange mineral, is a variety of red...finest grades have a vivid orange tint. Orange lead differs from red lead, not only in colour, but also in bulkiness, size of grain, and in its behaviour...

...product is, however, impure and the method is rather one for preparing sodium nitrite than litharge. *) Orange lead, or orange mineral, is a variety of red...from the white lead washing tanks was used for this purj^jse. The furnace-product is purified either by grinding finely and sifting, or it is water-ground,...