Testing solution for pH.Universal indicator changes its color depending on the pH of the solution. Shown here is a universal indicator paper strip testing an unknown solution for pH. The strip color (orange) is compared to the color matching chart indicating pH value of about 3 (acidic solution).

px px dpi = cm x cm = MB
Details

Creative#:

TOP22294892

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

Model Release:

N/A

Property Release:

No

Right to Privacy:

No

Same folder images:

Same folder images