low range for DEWAN/DEWASIL measuring - 0.1-8 mg/l

Measuring procedure:

1. Immerse the test strip in 250 ml of water sample for 5 seconds, moving it back and forth in a paddle-like motion.
2. Lift the test strip out of the water sample and shake off any remaining water.
3. Wait 15 seconds.
4. Fold the test strip handle under the measuring window to provide a white background for an accurate reading.
5. Compare the color with the color scale. Read within 30 seconds.
6. Measurement scale: 0.05, 0.3, 0.5, 1.0, 2.0, 4.0 ppm (mg/l)

Storage: Store in a cool, dry place away from sunlight, below 32°C.

Note: The color scale is designed for standard solutions between pH values ​​of 5.8-6.2.

Box contains 50 test strips.