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1.03590 Supelco

Diphenylamine-4-sulfonic acid sodium salt

redox indicator ACS

Synonym: Diphenylamine-4-sulfonic acid sodium salt

  • CAS Number 6152-67-6

  • Empirical Formula (Hill Notation) C12H10NNaO3S

  • Molecular Weight 271.27

  •  MDL number MFCD00036468

  •  EC Index Number 228-165-6

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Properties

Quality Level   200
grade   ACS reagent
form   solid
pH   5.7 (20 °C, 10 g/L in H2O)
mp   200 °C
solubility   820 g/L
bulk density   160 kg/m3
InChI   1S/C12H11NO3S.Na/c14-17(15,16)12-8-6-11(7-9-12)13-10-4-2-1-3-5-10;/h1-9,13H,(H,14,15,16);
InChI key   VMVSDVIYIMNZBS-UHFFFAOYSA-N
storage conditions   Store at +15°C to +25°C.

Description

Analysis Note

Appearance of solution: conforms
Loss on Drying (105°C): ≤ 5.0 %
Suitability as redox indicator: conforms

Safety & Documentation

Safety Information

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