sample (IMAGE)
Caption
Hydrogel sample with red dye for visibility (the gels are usually colorless and completely transparent).
Credit
(Image courtesy of Brett Pogostin)
Usage Restrictions
Must credit Brett Pogostin.
License
Original content
Hydrogel sample with red dye for visibility (the gels are usually colorless and completely transparent).
(Image courtesy of Brett Pogostin)
Must credit Brett Pogostin.
Original content