Acid pH test. A universal indicator paper strip was dipped into 1M hydrochloric acid (HCl). Its color changed to red indicating a strongly acidic solution.

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Details

Creative#:

TOP22303963

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

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Same folder images