al watch-regulating device. I (Fig, 7) is may be had of all dealers in chemical glassware, and which in the box, the hand will always return to the only position the platinum weight, of flat segmental form. This is sup- are to be found in most laboratories. The chloride of cal- in which it can be… … the disk, O (see detail in Fig. 3). Q isa tower and on the disks of wire gauze, al- THE AMMONIA SODA PROCESS. pinion, with a sleeve adjusted for friction on though the liquid remains turbid for some time. The chemical reaction is as follows: the outer enlargement of the axis, N, and en- gaging with…
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