INDEX 377 



Phosphoric acid, in soils 22, 24 



wines 238 



soluble and insoluble, in vinegars 256 



Phosphorus, soluble in N/5 nitric acid, in soils 27 



total, in meat and meat products 271, 280 



soils 25 



water-soluble, in meat 271 



Phytosterol, in mixtures of animal and vegetable fats 311 



Pigments 155 



used in tea for coloring or facing 337 



Pinene, in lemon and orange oils 265 



Plant constituents 29-33 



Polarization, in foods and feeding stuffs 83, 84 



fruits and fruit products 179 



saccharine products 129, 133, 136 



vinegars 255 



wines 237 



direct, in beers 250 



Polenske Method for insoluble volatile acids in fats and oils 308 



number, of fats and oils 308 



Ponceau 3R 158 



Potash in fertilizers 12-14 



Potassium, in mineral water 45 



plants 32 



soils 24 



total 26 



bitartrate in baking powders 344 



Preservatives, in foods 141-154 



milk 291 



wines 242 



Protein, in beers 251 



condensed milk 293 



fruits and fruit products 179 



prepared mustard 322 



tea 336 



wheat flour 187 



alcohol-soluble, in wheat flour 187 



coagulable, in meat and meat products 274, 281 



crude, in foods and feeding stuffs 80 



wines 241 



insoluble, in meat extracts 281 



Proteoses, in meat and meat products 274, 281 



Quinin sulphate 359, 360 



Raffinose, in beet products 84 



Raw sugars, general directions for optical methods 81 



Read Method for pigments used in tea for coloring or facing 337 



Reducing substances, total, before inversion, in vinegars 255 



sugars, in beers 250 



foods and feeding stuffs 85, 109 



