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Standardized pH Buffer Solutions |
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For use in calibration of pH meters. Ordering information for all buffers is listed below. |
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pH Value |
Size |
Order Code |
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4.00 |
120 mL |
2866-J |
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4.01 |
120 mL |
2807-J |
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6.86 |
120 mL |
2808-J |
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7.00 |
120 mL |
2881-J |
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9.18 |
120 mL |
2809-J |
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10.00 |
120 mL |
2896-J |
Color-Coded pH Buffer Solutions |
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Minute amount of color permits immediate visual distinction of different buffer values. |
pH Value |
Color |
Size |
Order Code |
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4.01 |
Red |
500 mL |
3771-L |
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7.00 |
Yellow |
500 mL |
3772-L |
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10.00 |
Blue |
500 mL |
3773-L |
Buffer Tablets |
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Add one tablet to 20 mL of Deionized Water to produce buffers. Available in 50, 100, and 1000 tablet packs. In foil strips of 10 tablets each.
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Electrode Soaker Bottle |
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Continuously soaks pH electrode in a storage solution to prevent probe dry out. Twist top “O” ring seal prevents leaks.
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Conductivity/TDS Solutions |
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The following potassium chloride solutions can be used to standardize conductivity meters. TDS values are based on a 0.7 conversion from conductivity. |
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Description |
Size |
Order Code |
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74 µmhos/cm, 52 ppm |
500 mL |
6416-L |
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718 µmhos/cm, 503 ppm |
500 mL |
6417-L |
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1,413 µmhos/cm, 989 ppm |
500 mL |
6354-L |
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6,668 µmhos/cm, 4668 ppm |
500 mL |
6418-L |
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58,640 µmhos/cm, 41048 ppm |
500 mL |
6419-L |
Conductivity Neutralizing Solutions |
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Please see below for discriptions of these individual Conductivity Neutralizing Solutions. |
Code |
Description |
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3745 |
Alkalinity Reducing Tablets |
A convenient tablet containing adipic acid and phenolphthalein. Simply add tablets until the sample changes color. Available in 100 and 1000 tablet packs. |
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6483 |
Conductivity Neutralizing Solution |
Contains citric acid and phenolphthalein. Add liquid until sample changes color. Available in 60 mL, pint, and gallon sizes. |
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6479 |
Gallic Acid Powder |
Organic acid powder; indicator must be purchased and added separately. Add raw powder to sample containing indicator until color changes. Available in 100 g and 1 lb. sizes. |
| 3705 | Acid Indicator | Contains acetic acid and phenolphthalein. Add liquid until sample changes color. Available in 30 mL, pint, and gallon sizes. |
LaMotte CompanyP.O. Box 329 | 802 Washington Avenue | Chestertown | Maryland | 21620 |
