countries whfch fO~merlY tcok her imports have initiated or developed their own industry. The competition of the Unitfxl States and Jupun will probnbly be formidnble. The Swiss industry must devote i t s nttentiou more pnrticulnrly t o the mnnufacture of specirilitlcs, i.e., to qunlity rnther tlinn clUalltitY pKUluCtiOn.-(sOhW~i3. ChCliL-&3it., 11- 13, 1919.) Chemical Industry in the Xethcrlands.-An otliclnl report, issued In connesion with the Second Annual Utrecht Fair, gives informntion concerning the clevclopnient and present condition of many of the niiturnl elicuiicul industries.
SulphurIc acid is manufactured by the Mnnt-sc1icii)pij v:in %wnvelaiiurberciding, Anisterdnm, iind the N.V. Amsterdnmsche Superfosfaiitfnbriek, which tins been united with the Centrale Chemische Ii'1ibbrielien. Both the lead chnmber nnd contact procvsses arc used, though plntinum for the latter lins 1ind t o be purchuscd tit ftibulous prices. These two fiictorks mid tlic Lym-& Gelntincfnbriek, Delft, produce riiw rind pure Iuurirttic acid; nitric iicid Is also niacle by these firms us well ns by Ketjen, tlie Fnbriek vtin Cheniisciie I'rodiicten, Pernls, and Vnn der Elst. 91 BInttlies' Amnioninkfnbrlek n t Weesp.
Little sodn, sodn crystiils o r potnsh Is produced; nnimonium sulpliatc is mnnufncturcd nt giisworks rind by dlstllling orgnnic mnttcr.
The N.V. Apimoninkfabrlek v.h. van der Elst C Blnttlics, Weesp, ninniifncturcs household n~unionIn 11s wcll ns sulphnte, cnrbonritc nncl nitrate. Chloride and pliosyhnte of nniuiouin arc inndc by tile Amstertlnmsche Suln?rfosfnntfiibrlah-, ICel jcn. The clemnnd for sources of nitrogcii Is very grent, nnd only 10