Product Description


  • Dithiothreitol (DTT - Cleland's Reagent) is used in enzyme preparations to prevent formation of disulfides from sulfhydryl group, thereby stabilizing the enzyme.
  • DTT should be warmed to room temperature before opening.
  • DTT solutions should be made fresh prior to use.
  • Note: Do NOT autoclave DTT or solutions containing DTT

Physical Specifications:

  • CAS#: 3483-12-3
  • Molecular Formula: C4H10O2S2
  • Molecular Weight: 154.25
  • Appearance: White powder
  • Purity (-SH Content): Min. 99.4%
  • Oxidized DTT: Max. 0.5%
  • Melting Point: Min. 39°C - Max. 43°C
  • Loss on Drying: Max. 0.5%
  • Abs. @ 283nm (0.02M water): Max. 0.05
  • IR: Pass
  • Solubility (5% water): Pass
  • Moisture: Max. 0.5%

Molecular Biology Specifications:

  • DNase assay: None Detected
  • RNase assay: None Detected
  • Protease assay: None Detected

Storage: Store at -20°C. Keep tightly sealed. Warm to room temperature before opening. A DTT solution should be stored in small aliquots at -20°C. It is advisable that DTT solutions should be made fresh prior to use.
Warning: Irritant. Causes irritation to eyes, skin, and mucusmembranes. Avoid breathing dust. See Material Safety Data Sheet for additional information.


Please Note: This item is manufactured for laboratory research only and will not be shipped to other types of commercial or residential addresses.


Manufacturer IBI Scientific
Item Ships From Iowa

Literature 1

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