WHO-recommended Handrub Formulation #2

WHO_handrub_formulation.md

Video: https://www.youtube.com/watch?v=5ESkGE9qYQQ

WHO-recommended Handrub Formulation #2

Scaled from 10L to 250mL and measurements converted to gram

Grams at 20 °C

ISOP 7515mL / 40 = 187.875mL * 0.785  g/mL = 147.481g ~ 147.5g
H2O2  417mL / 40 =  10.425mL * 1.007  g/mL =  10.498g ~  10.5g
GLYC  145mL / 40 =   3.626mL * 1.261  g/mL =   4.572g ~   4.6g
WATR 1923mL / 40 =  48.075mL * 0.9982 g/mL =  47.988g ~  48.0g

Total mL : 250.001 Total grams: 210.539

Grams at 22 °C

ISOP 7515mL / 40 = 187.875mL * 0.7834 g/mL = 147.181g ~ 147.2g
H2O2  417mL / 40 =  10.425mL * 1.0068 g/mL =  10.496g ~  10.5g
GLYC  145mL / 40 =   3.626mL * 1.2599 g/mL =   4.568g ~   4.6g
WATR 1923mL / 40 =  48.075mL * 0.9977 g/mL =  47.964g ~  48.0g

Total mL : 250.001 Total grams: 210.209

Guide: https://www.who.int/gpsc/5may/Guide_to_Local_Production.pdf

Density Sources:

• Isopropyl Alcohol Density: 0.785 g/mL (20 °C)

  • https://www.ic.gc.ca/eic/site/mc-mc.nsf/eng/lm00131.html

• Hydrogen Peroxide (%3) Density: 1.007 g/mL (20 °C)

  • https://doi.org/10.1021/ja01187a084
  • https://doi.org/10.1039%2FTF9524800796
  • https://en.wikipedia.org/wiki/Hydrogen_peroxide

• Glycerol Density: 1.261 g/mL (20 °C)

  • http://www.aciscience.org/docs/physical_properties_of_glycerine_and_its_solutions.pdf
  • http://edge.rit.edu/edge/P13051/public/Research%20Notes/Density%20of%20Aqueous%20Glycerol%20Solutions.pdf

• Distilled Water Density: 0.9982 g/mL (20 °C)

  • http://jupiter.plymouth.edu/~jsduncan/courses/2012_Spring/Techniques/Exams/DensityOfWater-vs-Temp.pdf
  • http://www2.ucdsb.on.ca/tiss/stretton/Database/DofWater.htm