sulfosalicylic acid


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Related to sulfosalicylic acid: sulfosalicylic acid test, sulfosalicylic acid turbidity test

sulfosalicylic acid

[¦səl·fō¦sal·ə¦sil·ik ′as·əd]
(organic chemistry)
C7H6O6S A trifunctional aromatic compound whose dihydrate is in the form of white crystals or crystalline powder; soluble in water and alcohol; melting point is 120°C; used as an indicator for albumin in urine and as a reagent for the determination of ferric ion; it also has industrial uses.
References in periodicals archive ?
In the final procedure, sample preparation before injection involved protein precipitation with 100 g/L sulfosalicylic acid dissolved in water and acetonitrile.
Urine specimens containing radiographic media will also show a delayed, false positive sulfosalicylic acid test for urine protein.
Free amino acids were extracted with 10% sulfosalicylic acid solution.
This report used precipitation with sulfosalicylic acid (SSA) followed by centrifugation to remove the precipitated protein.
Urinary protein can be determined by turbidimetric assays using trichloroacetic acid (1), sulfosalicylic acid (2), or benzethonium chloride (BTC) (3, 4); the biuret assay (5, 6); or protein dyebinding assays using Coomassie Brilliant Blue (CBB) (7-13), Pyrogallol Red (PYR)-molybdate (14,15), or Ponceau S (16).
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