Sodium Iodide/Sodium Sulfite Solution Preparation and Recipe

Sodium Iodide/Sodium Sulfite Solution can be used as a chaotropic agent in DNA recovery.

To prepare L  Sodium Iodide/Sodium Sulfite Solution

Table 1. Recipe

NameAmountConcentrationFormula/M.W.CAS #
Sodium sulfite1 g7.933 mMNa2SO3/126.047757-83-7
Chloral hydrate744.3 g4.5 MC2H3Cl3O2/165.4302-17-0
  1. Prepare 0.8 L of distilled water in a suitable container.
  2. Add 1 g of Sodium sulfite to the solution.
  3. Add 744.3 g of Chloral hydrate to the solution.
  4. Add distilled water until the volume is 1 L.
  5. Filter the solution through Whatman paper and use immediately.