| brand | Professional hydrogen meter |
|---|---|
| series | Multifunctional hydrogen meter |
| model | YY-400 |
| origin | Mainland China |
| Color classification | Professional grade hydrogen test pen ( Without backlight ) Professional grade hydrogen test pen( Upgrade belt backlight) |
Hydrogen-rich test pen negative hydrogen ion hydrogen concentration hydrogen concentration hydrogen test pen measurement hydrogen content orp hydrogen measurement pen in water
Provide Hydrogen-rich test pen negative hydrogen ion hydrogen concentration hydrogen concentration hydrogen test pen measurement hydrogen content orp hydrogen measurement pen in water by zhengxudong1 at chinahao.com. Product #: 635353951317121.79In stock
