Wearappropriateprotectiveclothingeg.laboratorycoat,glovesandgoggles.Weighout900gofsodiumchlorideanddissolveinwarmwater.Unscrewcaponportholeofformalinmixingtank(beneathcut-upbench).Placeafunnelinthefrontportholeoftheformalinmixingtankandpoursodiumchloridesolutionintothemaintank.Replacescrewcaponporthole.Usingthesealedpumpattachedtotheformalinmixingtank,add10litresofformaldehydetothemainmixingtank.Turnonthemainswatertap(adjacenttothetank)andfilltheformalinmixingtanktothe100litremark,usingthelineonthetankwall.Whenmixed,usingthesealedpumpattachedtotheformalinmixingtank,pump50litresintothetoptankwherethesolutionisreadyforuse.10%formal-salinesolutioncanbedispensedfromthetapwiththeredknobonthecut-upbench.NB:SeeprotocolonformaldehydesafetyandCOSHHformforformaldehydeforthehazardsassociatedwiththischemical.100litresof10%FormalCalcium900gsodiumchloride10Lformaldehyde90Lwater
NB:SeeprotocolonformaldehydesafetyandCOSHHformforformaldehydeforthehazardsassociatedwiththischemical.100litresof10%FormalCalcium
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