Residual HEMA and TEGDMA Release and Cytotoxicity Evaluation of Resin-Modified Glass Ionomer Cement and Compomers Cured with Different Light Sources

Table 1

Composition of the resin modified glass ionomer cement and compomers used in this study.

Materials	Organic matrix	Inorganic filler
		(Filler content)		Size
Dyract Extra; Lot#0809000332; Dentsply, USA	UDMA, carboxylic acid modified dimethacrylate resin, TEGDMA, BHT, strontium alimino-sodium-fluoro-silicate glass	Strontium fluoride glass particles	50% volume	0.8 μm
Twinkystar; Lot#0919531; Voco, Germany	BisGMA, UDMA, TEGDMA, carboxylicacid modified methacrylate, camphorquinone, BHT	Barium aluminium fluorosilicate glass, strontium fluorosilicate glass, silicon dioxide	77.8% w/w	0.4–3.0 μm
Ketac N100; Lot#20071015; 3M ESPE, Germany	Blend including HEMA, TEGDMA, methacrylate modified polyalkenoic acid	Fluoroaluminosilicate glass, Nanomers, nanoclusters	69% by weight	5–25 nm and; 1.0 to 1.6 μm