LaMotte ACIDITY TEST KIT User Manual
ACID ITY TEST KIT
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WARNING! This set contains chemicals
that may be harmful if misused. Read
cautions on individual containers
carefully. Not to be used by children
except under adult supervision
CODE 7182
QUANTITY CONTENTS CODE
30 mL *Sodium Hydroxide, 2.4N *5648-G
15 mL *Phenolphthalein Indicator, 0.5% *2258-E
1 Pipet, 0.5 mL, plastic 0353
1 Test tube, 5-10-25 mL, plastic, w/cap 0715
*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.
To order individual reagents or test kit components, use the specified code number.
PRO CE DURE
1 drop = 0.1%
1. Fill test tube (0715) to 5 mL line with sample.
2. Add one drop of *Phenolphthalein Indicator, 0.5% (2258). Mix.
3. While gently swirling tube, add *Sodium Hydroxide, 2.4N (5648)
one drop at a time until solution turns pink. Count the number of
drops added. Hold bottle vertically.
4. Multiply the number of drops used in Step 3 by 0.1. Record as %
Phosphoric Acid or Sulfuric Acid.
To receive result as % hydrochloric acid, multiply number of drops
used in Step 3 by 0.076. Record as % Hydrochloric Acid.
1 drop = 1%
1. Use 0.5 mL pipet (0353) to add 0.5 mL of sample to test tube (0715).
2. Dilute to 5 mL line with tap water.
3. Add one drop of *Phenolphthalein Indicator, 0.5% (2258). Mix.
4. While gently swirling tube, add *Sodium Hydroxide, 2.4N (5648)
one drop at a time until solution turns pink. Count the number of
drops added. Hold bottle vertically.
5. Multiply the number of drops used in Step 4 by 1. Record as %
Phosphoric Acid or Sulfuric Acid.
To receive result as % hydrochloric acid, multiply number of drops
used in Step 3 by 0.76. Record as % Hydrochloric Acid.
LaMOTTE COM PANY
Helping Peo ple Solve An a lyt i cal Challenges
PO Box 329 • Chestertown • Mary land • 21620 • USA
800-344-3100 • 410-778-3100 (Out side U.S.A.) • Fax 410-778-6394
Visit us on the web at www.lamotte.com
®
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