BAIRD &TATLOCK (LONDON) LTD. 



4707-4708 



4709 4710 



4707 Hempel's Apparatus for the determination of carbon in iron. Glass parts only . . 276 



4708 Hempel's Apparatus, as above, complete with metal stands . . . . . . 3150 



(See Zeitschrift fur Angewandle Chetnie, 1864, i Heft.) 



4709 Rothe's Pipette for the separation of iron from small quantities of other metals, based on 



the fact that ferric chloride in presence of hydrochloric acid and ether gives a compound 



easily soluble in the latter . . . . . . . . . . . . . . 1 10 



4710 s Pettersen's and Palmquist's Apparatus for the determination of carbon dioxide, 



improved form . . . . . . . . . . . . . . ..4150 



See German Chemical Society, xx., p. 2129, and Hempel's " Gas Analysis," p. 365, 1902 Edition 



(English translation). 



(CHEMICAL AND SCIENTIFIC APPARATUS AND PURE CHEMICALS. 



851 



