FERRIC SULFATEFeS3, a coagulant, used to
flocculate dissolved solids in a strong acid
FERROUS SULFATEFeSO4, a coagulant, used to
flocculate dissolved solids in a strong base
(alkaline) water environment.
HYDRATED LIME(Caustic Lime) CaOH2, a dry
white powder, a strong base (alkaline), consists
of calcium hydroxide made by treating caustic
lime with water. Used to balance water pH and
METHYL ORANGEReagent, used in solution to
determine the alkalinity of water.
METHYL PURPLEReagent, used in solution to
determine the alkalinity of water
PHENOLPHTHALEIN C20H14O4, reagent, used
as an pH indicator for water testing. Red color
in bases (alkalines) or decolorized in an acid.
POTASSIUM CHROMATEKCr, reagent, used in
testing for chlorine levels in water.
POTASSIUM HYDROXIDE(Caustic Potash)
K2CrO7, a white powder, strongly basic
(alkaline), when dissolved in water produces
heat. Used to balance water pH and absorb
chlorine. Also used as a reagent to test water
SILVER NITRATEAgNO3, reagent, used to
determine amount of salinity and chloride in
SODIUM CARBONATE(Soda ash), Na2CO3, salt
of carbonic acid, strongly basic (alkaline).
Used in water softening and balancing water
pH to aid coagulation.
SODIUM ETHYLENE(EDTA), Na2CH3CH2,
reagent, used in solution with Diaminete-
tracetate to detect minerals which cause
hardness in water.
SODIUM HYDROXIDE(Caustic Soda) NaOH, a
strong base (alkaline), white powder used to
balance pH in water to aid coagulation, and
SODIUM HYPOCHLORITENaOCl, a salt usually
furnished in solution, used for disinfection of
SULFURIC ACID(Standard), H2SO4, strong acid,
used to balance water pH and aid in coagulation.
THIOSULFATE A salt, used to neutralize chlorine
water. Used to sterilize water sample