1.1872,Colorimesor tubo2.Combustion tube
3.1635, Transfer pipette4 1831 Meesuring pipett
5.1631, Measurng pipette6. 1633, lransfer pip aite
7.1641, Buretie with mubber lubing connection
8.1645, Buretle wirlirb ue line on white mackground
9.1642. Burele wwltn slaright sopcock
