CHLORINE PREPARATION GUIDELINES(Jan 2010 edition)

USE / CONCENTRATION / HOW TO PREPARE / PROCEDURES / REMARKS
70% HTH / 35% Chloride of Lime
Hand washing / 0.05% / 1 Table spoon in 20 Litres of water / 2 Table spoons in 20 Litres of water /
  • Clean and dry hands
/ 0.05% solution is stable for 24 hours and should be renewed every day. Never mix the solution with soap or any detergent (detergent changes the PH of water)
Mopping of floors
Cleaning of dishes/utensils
Disinfection of beds & beddings
Disinfection of patients’ clothes
Foot bath
Disinfection of patient’s home (floor, beds & beddings, clothes, utensils & latrine)
Decontamination of used gloves
Disinfection of vehicle/ox-cart that carried a patient or dead body
Disinfection of body fluids (vomitus, stool & blood) / 0.5% / 2½ Table spoons in 5 Litres of water / 5 Table spoons in 5 Litres of water /
  • Mop the floor every 6 hours or whenever necessary
  • For patient’s body fluids, clothes & beddings allow 10 minutes contact time
  • Footbath must be wet all the time & changed twice every day or whenever necessary
  • For a contaminated vehicle, spray all the surfaces, wait for 10 minutes & mop up with plenty of clean water
/ 0.5% solution is stable for 24 hours and should be renewed every day
USE / CONCENTRATION / HOW TO PREPARE / PROCEDURES / REMARKS
Treatment of domestic water / 1% Stock Solution / 5½ Table spoons in 5 Litres of water / 11 Table spoons in 5 Litres of water /
  • Wait for 30 minutes for sediments to settle
  • Then decant & properly bury the sediments
  • Distribute the solution to people for pot to pot chlorination (1 tea spoon to 20 litres of water)
/ 1% Stock Solution is stable for 2 weeks
Store in a dark place in airtight container
Disinfection of dead bodies / 2% / 11 Table spoons in 5 Litres of water / 22 Table spoons in 5 Litres of water /
  • Spray directly the body with the solution after blocking all orifices and then place the body in heavy plastic bag
/ Just prepare enough for use for that time
Key: HTH= High Test Hypochlorite
Reference:
Malawi Cholera Training Manual, MoH, 2008
Malawi Infection Prevention Resource Package, 2004
WHO Cholera Guidelines, 2004
MSF Cholera Guidelines, 2004 / /