One photometer host, 4 colorimetric tubes, test tube brush, grinding rod, and user manual are placed in a hard portable case!
Randomly prepared reagents:
| Measurement items | range | Supporting reagent number | Standard reagent quantity |
| Free residual chlorine (XF)* | 0.01-10.0(mg/L) | AP013 | 100 times |
| Compound residual chlorine and total residual chlorine (XT)* | 0.01-10.0(mg/L) | AP033 | 100 times |
| Cyanuric acid | 2-200 (mg/L) | AP087 | 100 times |
| PH value | 6.8-8.4 | AP130 | 100 times |
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