Barium Chloride Reagent.
Keep away from children.
For test purposes only, poison.
call a physician at once.
Give patient a table-
spoonful of Epsom Salts in a glass of water.
Induce vomiting with plenty of warm salt water.
(1 tablespoon of salt per glass). Repeat until
vomit is clear.
Sulfate Indicator Powder.
Not for internal use.
Phosphates react similarly to sulfates in the
Procedure A test which follows, therefore if
present, would cause an erroneous result.
Procedure A if it is known that phosphates are
not present (rain water in a cistern complex,
If phosphate presence is unknown or sus-
pected, use Procedure B which nullifies the
As a check or if there
is a need for phosphate determination, run both
Both results should be similar if
phosphates are not present.
If Procedure A reads
higher than B, phosphates are present in the
amount of difference.
Hold dropper vertical in use and do not allow
dropper to touch container when adding droplets.
(2) 0-750 mg/l range. Procedure A - for waters that do not
(a) Rinse the 25 ml graduated cylinder with the water being
tested and fill to the 10 ml mark.
(b) Add one drop of phenolphthalein indicator solution. If
the sample turns red, add hydrochloric acid dropwise until the red
If the sample remains colorless when phenolph-
thalein is added, do not add hydrochloric acid.