more work.

code/modules/reagents/reagent_containers/spray.dm

@@ -149,7 +149,7 @@
 	name = "space cleaner"
 	desc = "BLAM!-brand non-foaming space cleaner!"
 	volume = 100
-	list_reagents = list("cleaner" = 100)
+	list_reagents = list(/datum/reagent/space_cleaner = 100)
 	amount_per_transfer_from_this = 2
 	stream_amount = 5
 
@@ -172,7 +172,7 @@
 	name = "drying agent spray"
 	desc = "A spray bottle for drying agent."
 	volume = 100
-	list_reagents = list("drying_agent" = 100)
+	list_reagents = list(/datum/reagent/drying_agent = 100)
 	amount_per_transfer_from_this = 2
 	stream_amount = 5
 
@@ -181,7 +181,7 @@
 	name = "spray tan"
 	volume = 50
 	desc = "Gyaro brand spray tan. Do not spray near eyes or other orifices."
-	list_reagents = list("spraytan" = 50)
+	list_reagents = list(/datum/reagent/spraytan = 50)
 
 
 //pepperspray
@@ -197,7 +197,7 @@
 	stream_range = 4
 	spray_delay = 1
 	amount_per_transfer_from_this = 5
-	list_reagents = list("condensedcapsaicin" = 40)
+	list_reagents = list(/datum/reagent/consumable/condensedcapsaicin = 40)
 
 /obj/item/reagent_containers/spray/pepper/suicide_act(mob/living/carbon/user)
 	user.visible_message("<span class='suicide'>[user] begins huffing \the [src]! It looks like [user.p_theyre()] getting a dirty high!</span>")
@@ -230,7 +230,7 @@
 	icon = 'icons/obj/chemical.dmi'
 	icon_state = "clownflower"
 	volume = 30
-	list_reagents = list("superlube" = 30)
+	list_reagents = list(/datum/reagent/lube/superlube = 30)
 
 /obj/item/reagent_containers/spray/waterflower/cyborg
 	reagent_flags = NONE
@@ -309,7 +309,7 @@
 		..(the_targets[i])
 
 /obj/item/reagent_containers/spray/chemsprayer/bioterror
-	list_reagents = list("sodium_thiopental" = 100, "coniine" = 100, "venom" = 100, "condensedcapsaicin" = 100, "initropidril" = 100, "polonium" = 100)
+	list_reagents = list(/datum/reagent/toxin/sodium_thiopental = 100, /datum/reagent/toxin/coniine = 100, /datum/reagent/toxin/venom = 100, /datum/reagent/consumable/condensedcapsaicin = 100, /datum/reagent/toxin/initropidril = 100, /datum/reagent/toxin/polonium = 100)
 
 // Plant-B-Gone
 /obj/item/reagent_containers/spray/plantbgone // -- Skie
@@ -321,4 +321,4 @@
 	lefthand_file = 'icons/mob/inhands/equipment/hydroponics_lefthand.dmi'
 	righthand_file = 'icons/mob/inhands/equipment/hydroponics_righthand.dmi'
 	volume = 100
-	list_reagents = list("plantbgone" = 100)
+	list_reagents = list(/datum/reagent/toxin/plantbgone = 100)