4 In 1 Swimming Pool Spa Hot Tub Water Test Kit
- TSTCHECK
- Changchun, CN
- 3-20 days
- 300,000 bottles
4 In 1 Swimming Pool Spa Hot Tub Water Test Kit


| Test Factors | Free Chlorine/Bromine, Cyanuric Acid, Total Alkalinity, pH |
| Test System | Visual Color Comparison |
| Application | Pool Spa Hot tubs water testing |
| Specification | 100 pcs / bottle |
| MOQ | 100 bottles |
| Custom Requirements | Welcome |
| Shelf Life | New: 2 years from production; Opened: better to use up within 90 days. |
| Instructions | 1. Immerse the strip for 2 seconds and then remove the strip. 2. Do NOT shake excess water off, and then hold the strip horizontally for 15 seconds. 3. Compare against the color chart and read immediately within 30 seconds to get accurate results. |
| Key Words | samazon hot sale test kit swimming pool test kit spa hot tub test kit water quality 4 way hot tub test kts |
Element | OK Range | Frequency |
Free Chlorine | 1-3 ppm | 2 to 3 times a week |
Bromine | 2-6 ppm | 2 to 3 times a week |
Total alkalinity | 80-120 ppm | Once a week |
pH | 7.2-7.8 | 2 to 3 times a week |
Cyanuric acid | 30-100 ppm | Once a month |

1. Rapid test: Fast test and get results in seconds.
2. Simply dip: Test directly without pre-processing.
3. Easily read: See clear color development.
4. Safe use: No need to touch hazardous chemicals and deal with waste liquid.
5. Inexpensive: Each test at a low cost.
Design question
We can make design for you or you make design by your designer.
Design requirements: AI file, CMYK, 3mm bleeding, do outlines (including all fonts)Factory or Trading Company
Factory. We speicalize in producing water test strips for years.Can you make private or custom products?
Of course. We have rich experience in customizing products and packaging.
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