DTT (Dithiothreitol)
(19733320 | 3483-12-3)

CAS: 3483-12-3
Molecular Formula: C4H10O2S2
Molecular Weight: 154.25
Availablility: In Stock
Downloads: Product Specification | Safety Data Sheet [EN]
DTT (Dithiothreitol) Chemical Structure

Prepack Pricing ( GBP ‐ £ )
19733320-1g 1g £9.60
19733320-5g 5g £15.90
19733320-25g 25g £32.70
19733320-100g 100g £99.80
Safety Data Sheet
Certificate of Analysis

Product Detail
Product Code 19733320
Product Name DTT (Dithiothreitol)
Categories Analytical Reagents Biochemicals Carbohydrates
CAS 3483-12-3
Molecular Formula C4H10O2S2
Molecular Weight 154.25
Storage Details 2 to 8 °C
Harmonised Tariff Code 29309098

Product Specification
pH 4 - 6
Loss on Drying <0.5%
Solubility Soluble in methanol and methylene chloride, water, absolute ethanol, acetone, ethyl acetate
Assay >99%
UV Absorbance @ 500nm: <0.05, @ 280nm: <0.10
Clarity A) 5% (W/V) solution in water is clear and colourless. B) 1 molar solution in 0.01m sodium acetate at pH 5.2 should be clear and colourless
Appearance White free flowing powder
Melting Range 41 +/- 3 Deg C
Related Substance <0.4%

Safety Information
Exclamation Mark Danger to Environment
Signal word warning
Hazard statements
  • H302: Harmful if swallowed
  • H315: Causes skin irritation
  • H319: Causes serious eye irritation
  • H335: May cause respiratory irritation
  • H412: Harmful to aquatic life with long lasting effects
Precautionary statements
  • P261: Avoid breathing dust/fume/gas/mist/vapours/spray
  • P273: Avoid release to the environment
  • P280: Wear protective gloves/protective clothing/eye protection/face protection
  • P301+312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
  • P305+351+338: IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do, continue rinsing