Slth 14-in-1 แถบทดสอบคุณภาพน้ําดื่ม PH ไนเตรต 50 ชิ้น
14-in-1 Drinking Water Test Kit tests the following parameters:
Residual chlorin
pH
total alkali
hardness
iron
copper
lead
nitrate
nitrite
bromine
total chlorine
chromium
fluorine
cyanuric acid
Specification:
Material: Paper
Package Included: 1 x Pack of test strips (50pcs)
Note:
- There might be little error of size for manual measurement.
- Due to different lighting effect and monitor setting actual items color may not exactly reflect color on pictures.