- Easy to use– No need to measure, just mix each packs with 250mL distilled water.
- Total 15 packs-The set includes 5 package of 4.01, 5 package of 6.86 and 5 package of 9.18 calibration solution powder for all pH needs.
- Designed for portability– Individual sized packets can be tucked in drawer, bag or suitcase for travel.
- Save time and money-By mixing powders in a jar of distilled water, this lets you keep them longer and more readily available without needing more packets!
- Wide range of applications-Ideal for testing pH balance of drinking water, pool, aquarium, RO system, Spa, or hydroponics.
Your pH meter is not so accurate anymore?
If you have a pool, aquarium, or spa, pH testing is something you do on a regular basis. However, hassling with messy liquid solutions may not give you the accuracy you need. Put the measuring cup away and opt for pre-measured convenience.
- 5*4.01 Solution (Potassium Hydrogen Phthalate)
- 5*6.86 Solution (Mixed phosphate)
- 5*9.18 Solution (Borax)