Soap demonstration – LaMotte ATQ Digital Series Water Softener Demo Kit User Manual

Page 10

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10

Soap

Demonstration

Calcium and Magnesium ions present in a water supply are the principle contributors to the total hardness.
Hard water tends to consume excessive quantities of soap and forms curds and deposits on glassware, fabrics, etc.

*WARNING: Reagents marked with an * are considered to be potential health hazards. To view or print a
Material Safety Data Sheet (MSDS) for these reagents go to www.lamotte.com. To obtain a printed copy,
contact LaMotte by e-mail, phone or fax.

TEST

PROCEDURE

Thoroughly rinse
the “SOFT”
water fl ask
(0453) with
softened water.

Thoroughly rinse
the “HARD”
water fl ask
(0452) with
untreated water.

Fill the “HARD”
fl ask (0452) with
untreated water
until the bottom
surface is covered
with a layer of
water about ½”
deep.

Fill the “SOFT”
fl ask (0453) with
softened water to
the same level.

With the pipet
(0392), add 4
drops of *Soap
Reagent #4
(4767) to each
fl ask.

Cap and shake
the fl ask.

A thick lather will form
in the softened water.

Continue to add
*Soap Reagent #4
(4767), one drop at a
time, to the untreated
“HARD” water,
shake periodically
until a lather forms.
Count the number
of drops added.

Extremely hard
water may require
30, 40, or even 60
drops of *Soap
Reagent #4 to
produce a lasting
lather.

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