New books
1892
Journal of the Society of Chemical Industry
On Iltr: E.vliiri~ili~in of I.irlly M t t f / e i~. v is MX4-~irodircl.i. f,i:zk dercribcd iii 1890 (Coiiipt. ILciid. 110, G47 ; see this .loiiriiiil, 1890, GGO) ii iiictliotl for estirniitiiig fiitty iiiiittcr in iiiilk, \vliicli coiisistcd iii ndding 4-5 vols. of piire coiicciitnitctl Iiytlrncliloric iicitl (ciioiigh to rctlissolrc tlic ciisciii prccipitiitcd tit tlrst) siituciting with iiiiiiiioiiiii, i i i i t l tliliiting till d l tlic fiitty iiitittcr wiir niisetl iiito tlic iicck of tlie
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... Iliisk iii wliicli thc olicnitioiis wcrc cscciitcd, wliicli iviis gnitluiitcd iiito teiitlis of ii cc. 'l'lic fliisk wiis tlicii Iictitctl for wine liotirs to 4 0 ' in iiii ovcii. 'l'lic iiiitliors Iiiivc iiiiiirovt-t1 tlic inctliotl iiiitl gciicnilisctl it. l'lic ~c~iiiiiitioti of ftittr iiiirtter froiii c.isciii soltitinu tiikcs pliicc iiiorc sntisfiicturily if tlic tliisk lie left iit tlic orcliiitiry tciiilicndurc, or bcttcr nt ?So-:In". It ir, however, to lie hcntctl liiiiilly to .to" oii tltc wotcrli:itli, this tciiilicriitiirc liciiig iicccssnry to iiiiitc tlic drops of fntty iiinttcr. ' 1 %~ iiciitnilisiitioii with niiiiiiotiiii is tiniicccawry. 'I'h li~drocliloric twit1 iisctl iiiust be iibsoliitcly frcc froiii clilori!ic, iis otlicrwisc n flocciilciit ~irccipitiitc is protlucctl i i i i t l p s 15 given otT tvliicli rciirlcrs it tlitliciilt tu rciiil off tlic voliiiiic of liiiltcr. 'l'lic fntty iiinttcr is pirc iiiilk hitter. IJy this ncttoii of Iiylruclilon'c ncitl, it is cnliy to knliitc coiiiplctely, niiil cstiiiintc cnsily, tlic fiitty iiinttcr of milk, creniii, cliecsc, kc., i i i i t l iilso of iiitirgtiriiic. \Vlicii tlic iulirtiiiiccis too pisty tn bc iiitrotliiccd nt oiicc into tlic fliisli with the gnitliiiitetl iieck, it is first trcntctl iii nii cvnponitiiig tlisli, iiiid tlicii tniiisfcrrctl to the fliisk. Iii 1111 ciiscs it is trciited with Ii~clrocliloric iicitl iiiitil it is disaolvetl to ir Iiiliiitl, wliicli becoiiies liroirii iii coloiir oii witriiiiiig, biit rciiiiiiiis linipitl, \vliilc tlic rutty iiiiittcc sc~iiirntcs oiit. Niiiiy lialicr Iinvc beeii csiiiiiiiictl iiiitl iiii catiiuiitioii of flit iii ii siiiiiple of Griiyin! clicesc is t~iiotctl. iiiitl Alliirtl.
doi:10.1002/jctb.5000110512
fatcat:bi4tygh25nherl4oa6xzisi6lq