HIGHLY INFLAMMABLE AND IRRITABLE

Wear the gloves before use

Procedure

• Take 2 liter of 40% formaldehyde solution in one big container
• Add 18 liter of tap water in container containing 40% formaldehyde.
• Mix well and add 130 gm K2HPO and 80 gm NaH2PO4
• Mix well till all ingredients have dissolved.
• Store this solution in closed container for use.

BOUINS FLUID PREPARATION

• Take 75 ml picric acid in one beaker
• Add 25 ml of 40% Formaldehyde.
• Add 5 ml Acetic acid in it.
• Mix well and store in closed container.