An Indian American high school chemistry student performs a qualitative analysis experiment seeking the presence of a basic solution in an unknown by adding phenolphthalein indicator which turns pink in the presence of a base. Note safety goggles and apron.
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Details
Creative#:
TOP22148118
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
No
Property Release:
No
Right to Privacy:
No
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