Peroxide 



Hydrogen peroxide 



H2O2 



Potash 



Potassiuni carbonate 



K2CO3 



Prussian blue 



Ferric ferrocyanide 



Fe4(Fe(CN)6)3 



Prussic acid 



Hydrocyanic acid 



HCN 



Realgar 



Arsenic monosulfide 



AsS 



Red orpiment 



Arsenic bisulfide 



AS2S2 



Sal ammoniac 



Ammonium chloride 



NH4CI 



Sal soda 



Hydrated sodium carbonate 



NaoCOs-lOHoO 



Saleratus 



Pearl ash overcharged with 

 carbonic acid gas 



— 



Saltpetre 



Nitre (above) 



— 



Sig 



Urine, whose principal constituent 

 is urea, a weakly basic nitrog- 

 enous compound 



CO(NH2)2 (urea 



Slaked lime 



Hydrated calcium hydroxide 



Ca(OH)2 



Soda ash 



Sodium carbonate 



NaoCOa 



Sour water 



Dilute sulfuric acid 



H2SO4 



Spirit of salt 



Muriatic acid (above) 



— 



Spirits of nitre 



Dilute nitric acid 



HNOa-HaO 



Sugar of lead 



Lead acetate 



Pb(C2H302)2-3 I 



Tannic acid (tannin) 



Gallotannic acid 



C11H10O9 



Tartar 



Argol (above) 



— 



Verdigris 



Basic copper acetate 



CuO-2Cu(C2H3( 



Vermillion 



Cinnabar (above) 



— 



Vinegar 



Dilute impure acetic acid 



CH3COOH 



Vitriol 



A sulfate, usually of iron or copper 



— 



Vitriolic acid 



Oil of vitriol (above) 



— 



Washing soda 



Sal soda (above) 



— 



122 



