Sorachim
Reference: TRH-190C

TRIS HCl

Tris(hydroxymethyl)-aminomethane hydrochloride C4H12NO3Cl 
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DESCRIPTION
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  • CAS 1185-53-1
  • Appearence: White crystalline powder
  • Formula weight: 157.64
  • Molecular formula: C4H12NO3Cl
  • Assay (titration): > 99 %
  • A260 (1M, H2O.): < 0.06
  • A280 (1M, H2O): < 0.05
  • Loss on drying: < 0.5 %
  • Melting point: 151 ± 2 °C
  • pH (0.5M aq at 25°C): 3.5 - 5.0
  • pKa (20°C): 8.0 - 8.4
  • Solubility (1M, H2O, 20°C): Clear, colorless solution 
  • Insoluble matter: < 0.005 %
  • Heavy metals (as Pb): < 5 ppm
  • Arsenic (As):< 1 ppm
  • Copper (Cu):< 1 ppm
  • Barium (Ba):< 1 ppm
  • Iron (Fe):< 5 ppm
  • Calcium (Ca):< 5 ppm
  • Magnesium (Mg):< 5 ppm
  • Storage: Room temperature.
  • Protect from moisture and light
  • Stability: Stable at least 2 years.

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