\NAI,YSKS OK COTTON I'l \\T \M> : 1 i P IS',) 



.//M///.V/V (>/'///< . |,S'/M /'//,'< ('. 



Qttn/ittrfirr .!/M///\/\. A part of the nsli \\.-i-; uLen and 

 kuled with distilled \\aier. di.-n tiltcied. (ho tiltrato acidulated 

 with nitric nrid, and then treated with nitrate of silver, \ A ;,<>. 

 NO ~\ A while precipitate of chloride ot' silver \\ as formed, 

 showing the presence of chlorine. 



On .'iddiiuv nun i.-itii- ;irid (o anollu v r part of tho ash, an of- 



l'cr\ (..diet 1 look jilarr. slio\\ in;-; the piv.nut' ot' eMrhoilic, 

 ar'nl 



Another part ot'lhe :i-.h \\.i^ l.ikrn .-ind di--.ol\ed in ninri 

 .'it'n- arid, and evaptirat.tMl to drvness ; (|HMI moistened \\ith mu- 

 riatic acid, and digested \\ il h \\ .it er :i i tv.idne ton:, is! in;-; ol coal, 

 sand and silica, remained insoluldo. The jresence of silicic ac'ul 

 was proxed. ly hoilin;'; the resitlue with potiissn, ^I'reo of silicic 

 acid) and evaprat in;-, the lild.ilc in tin- pre-.ence of mini. id. 

 acid, to drvucNN, (lion moistening with muriatic acid, and dis 

 sol\ in:', \\ uli \\ ater, the silicic acid which romaiuod insolnhl.- \ 

 portion ot' tin' litjiiid, lYeed t'roin sand, coal, and Nilicic. acid, 

 was ne. iily nentrali/.ed with ammonia, when, upon the addition 

 of acetate of soda, a white precipitate of phosphate of iron 



\\ i ; fonnod. 



'To a part of the liquid lillcrc.l tVoni (his pii'cipilato. ammo 

 ni.i wan aihled, which formed :i \\]\\L^ precipitat(, H!IO\\ ui : - 

 that all the phosphoric acid was not in combination \\ilh non 



To another part ol' (ho liquid tillered from (lie precipitate 

 o! phosphate ol iron, oxalale ol nnunonia \\.i-; added, which 

 formed a \\hite precipitate of oxalale ol' lime 



Tin'. li.|iiid idler. 'd In >iu this pi eci | >il a t e ,"i\e, oil the ad 

 dilion ol phosphate ol' soda and ammonia, a precipitate ol 

 phosphate ol magnesia and ammonia, showin; 1 ,' (hi* presence 



of magnesia, 



