S7422 Sigma

5-Sulfosalicylic acid dihydrate

BioXtra, ≥99.0%

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Synonym: 2-Hydroxy-5-sulfobenzoic acid

Properties

Related Categories Biochemicals and Reagents, Chelators More...
product line   BioXtra
assay   ≥99.0%
impurities   ≤0.0005% Phosphorus (P)
  ≤0.02% Insoluble matter
ign. residue   ≤0.1%
mp   105-110 °C(lit.)
solubility   H2O: soluble1 M, clear, colorless
anion traces   chloride (Cl-): ≤0.001%
  sulfate (SO42-): ≤0.1%
cation traces   Al: ≤0.002%
  Ca: ≤0.005%
  Cu: ≤0.0005%
  Fe: ≤0.002%
  K: ≤0.005%
  Mg: ≤0.0005%
  NH4+: ≤0.05%
  Na: ≤0.005%
  Pb: ≤0.001%
  Zn: ≤0.0005%

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