Phosphotungstate: a "universal" (nonspecific) precipitant for polar polymers in acid solution.
D000409:Alanine; D000577:Amides; D011232:Chemical Precipitation; D004347:Drug Interactions; D004987:Ethers; D006863:Hydrogen-Ion Concentration; D007477:Ions; D008747:Methylcellulose; D010772:Phosphotungstic Acid; D011108:Polymers; D011134:Polysaccharides; D011760:Pyrrolidinones; D014753:Vinyl Compounds
D000577:Amides; D004987:Ethers; D007477:Ions; D011108:Polymers; D011134:Polysaccharides; D011760:Pyrrolidinones; D014753:Vinyl Compounds; D010772:Phosphotungstic Acid; D008747:Methylcellulose; D000409:Alanine