963 



Pyridazune-anthrone [1932] ... 724 



ryridine [ItKU] 710 



estimation [()350] ... 773 



Pvrine [1933] 729 



Pyrocateclioi [1230] 594 



Pyrocresol oxide [1911] ... 699 



Pyroiuecazone [1931J 712 



Pyromecazoaic acid [1931] ... 712 



Pyromellitic acid [1330] ... 641 



Pyrrole [1931] 710 



Pyrrolitione carboxylic acid [1931] 712 



Pyrroylglycine [4000] ... ... 748 



Pyrrvl pyrryl ketone [1931] ... 716 



Qiiercetiii [1912] 703 



Quercetone [1912] 703 



Quinacetopheuoue [1530] ... 662 



Quinine [3010] 745 



Quiiiizarin diphenyl ether [1275] 603 



yuinol [1230] 595 



Qiiiiioline [1931] 711 



Quinol methyl ether [1275] ... 60^ 

 Quinolylene phenylene ketone 



carboxylic acid [1931] ... 715 

 Quinolylenepheuylenemethane 



carboxylic acid [1931] ... 715- 



Quinoue' [1530] 659 



Quinonimide [1660] ... ... 686 



Radiation [7305] 888 



Radioactive sul)stance3 [0100]... 516 



Radioactivity [7305] 889 



Radium [0620] 551 



estimation [6200] ... 767 



Raffiuose [1830] 692 



Rare earths [0245] 526 



Rate of change [7085] 848 



Reduction... ... ...569,756,851 



Refraction [7310] 890 



Rennet [8014] 905 



Reports [0020] 500 



Resacetophenone [1530] ... 662 



Resin acids [1350] ... ... 646 



Resins 695,799 



Resorcinol [1230] 595 



Resorcinolauthrone [1530] ... 664 



Resorcinyl ethyl carbonate [1275] 604 



Resorcylic acid [1330]... ... 635 



aldehyde [1430] 651 



Retene [1130] 580 



carboxylic acid [1330] ... 630 



Rhodauinacetic acid [2000J ... 736 



Rhodaninglycylgiycine [2000] ... 736 



Rhodaninpiopionic acid [1940] 736 



Rhodeose [1810] 690 



Rhodium [0640] 553 



Ricinoleic acid [1320] 625 



Rubber 695,800,828 



Rubidium [0630] 552 



— estimation [6200] ... 768 



Ruthenium [0650] 553 



organic compounds [2000] 741 



Saccharic acid [1310] 



Saccharin [1330] 



Saccliarinic acid [1310] 

 Salicylahlii)iperyl [r.l3J] 



Salicylaniide [1330] 



Salicylic acid [1330] 



detection [6150] ... 



estimation [6.'550]... 



Salicylideneisohexylrhodanic acid 

 Samarium [0670] 



Santene [1140] 



Santenol [1240] 



Saponification [1300] ... 



Saponin [1850]... 



Scandium ... ... ... 556, 



Scopolamine [3010] 



Scopoletin [1911] 



Scutellarein [1912] 



Scutellaiin [1860] 



Sea water [6510] 

 Sebacic acid [1310] 



Seienates [0700] 



Selenites [0700] 



Selenium ... ... ... 556, 



estimation [6200] 



Selenopho-sphoric acid [0570]... 

 Semicarbazide [1310] ... 



carboxylic acid [1310] ... 



Sesquiterpene [1140J ... 

 Sewage [6510] ... 



Silica [0710] 



Silicates [0710] 



detection [6150] ... 



Silicic acid [0710] 



Silicides [0710] 



Silicon [0710] 



compounds [2000] 



estimation [6200] 



Silk proteins [4010] 



Silver ... ... ... 516, 



estimation [6200] 



Soap 606,811, 



Sodium [0500] 



estimation [6200] 



Soils 805, 



Solanin [1850] 



Solanidine [3010] 



Solubility... 



Sorbose ' [1810] 



Soya oil [6540] ... 



Spark discharge effect [7265]... 



Sparteilene [3010] 



Sparteine [3010] 



Specific heat [7220] 



Spectra, absorption [7320] 



emission [7320] ... 



Spices [6515] ... 



Spirits [6515] 



Stannates [0720] 



Stannic acid [0720] 



623 



638 

 622 

 724 

 631 

 631 

 764 

 772 

 736 

 556 

 584 

 597 

 606 

 695 

 854 

 745 

 701 

 703 

 695 

 778 

 621 

 556 

 556 

 584 

 768 

 549 

 615 

 615 

 585 

 778 

 557 

 557 

 763 

 557 

 557 

 557 

 741 

 768 

 749 

 854 

 765 

 827 

 544 

 767 

 919 

 695 

 745 

 866 

 691 

 809 

 883 

 746 

 746 

 874 

 893 

 894 

 789 

 787 

 559 

 559 



