I filled this 10ml syringe that I got from my Red Sea test kit up to the 1st black line to the 10ml mark. The 1st picture shows the line which I perfectly matched to the 10ml mark with tank water. I filled it all to the Hannah vial and It overfilled the 10ml mark on the Hannah vial.
what gives?
@Randy Holmes-Farley (tagging because I posted in general tank section)
what gives?
@Randy Holmes-Farley (tagging because I posted in general tank section)