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Table 3 Influence of dilution by phosphate buffer (PBS) and iodinated contrast agent, ioxaglic acid (IA), on hyaluronic acid (HA) viscosity (Pa.s at 0.01 s⁻¹)

From: Steroids, lidocain and ioxaglic acid modify the viscosity of hyaluronic acid: in vitro study and clinical implications

HA structure	Diluent	Viscosity at 0.01 s⁻¹ (Pa.s)
HA structure	Diluent	HA	Ratio 1/0.5	Ratio 1/1	Ratio 1/2	Ratio 1/4
Linear HA	PBS	77	10	2	1	0.07
Linear HA	IA	77	38	20	4	–*
Crosslinked HA	PBS	2560	1010	520	130	15*
Crosslinked HA	IA	2560	900	359	49	20*

* Phase separation

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