The accuracy of the method of detannisation of the international association of leather trades chemists

✍ Scribed by Procter, Hennry R.

• Book ID: 102317457
• Publisher: Wiley (John Wiley & Sons)
• Year: 1909
• Weight: 365 KB
• Volume: 28
• Category: Article
• ISSN: 0368-4075
• DOI: 10.1002/jctb.5000280711

✦ Synopsis

quantities of this being wcighcd off nnd tested in &bow manncr I L fiiirly ncciirnto cstiniation of tlic clammar prcscnt in nn unknown mixturc can bc inndc by conipiiring tho iriiioiints of wliito precipitates obtained. In this connection two insttruccs can bc cited, 0110 of wliicli giire it precipitsto equnl to that iron by 0 3 of tho 1 per cent. mixture, or 1.3 per ccnt. 5nniiiiiir, and t ~i c ot~ier cquu~ to 0.06 mistiire, or 0.2 pcr ccnt. It wns ssccrtiiiried siibscqncntly tliirt it wiis qiiitc probirlh thirt i i xniirll coiinter siiniplc of drrriiniiir l~atl been tlirown iunongst tho lot of kauri in tho wnrclioiisu.

Tho tlitinks of the writer iric duo to JIcnm. Xcliiicl Bnirn s; Co., Ltcl., Kirkcnldy, in wliose lnboriitory the iiircstigirtioii was miitlc, for tlicir courtesy in prmitting tliosc rosnlts to bc piiblislictl.

. ___ __ Yorkshire Section. THE ACCGHACT OF T H E AIls'CIIOI) OF DIWAS-SISATIOS OF TIII.: I ~~I I ~I { ~~~~' I ' I ( ~S ~\ ~, ASSOCIA-TIO.\T OI? LEXrHEIt TRA1)lfS CHICJIIS'J'S.