Effect of incorporation of nano-hydroxyapatite particles on the clinical performance of conventional and resin-modified glass ionomer cement in class V cavities: split-mouth, randomized controlled trial

Bulletin of the National Research Centre

Table 2 Name, specifications, composition, manufacturer and batch numbers of the restorative materials

Material	Specification	Composition	Manufacturer	Batch numbers
Fuji II, GC Gold Label 2 (GIC)	Conventional Glass Ionomer Cement (CGIC)	Powder (10 g) Acid soluble "calciumfluoroalumino-silicate glass" Liquid 7 g (5.6 ml) Polyacrylic acid (40%), Tartaric acid (5–15%), Maleic acid, Itaconic acid and distilled water	GC Corporation, Tokyo, Japan	Powder Liquid:	1603011 1603021
NHA-CGIC	Experimental GIC	GGIC incorporated with 5% Nano-HAp in the powder component	GC Corporation, Tokyo, Japan	Powder Liquid:	1603011 1603021
Fuji IILC, improved, GC (RMGIC)	Resin-Modified Glass Ionomer Cement (RMGIC)	Powder (15 g) same composition of chemically cured GIC powder "100% of "calciumfluoroalumino-silicate glass" Liquid 8 g (6.8 ml) polyacrylic acid (20–22%),2 HEMA* (35–40%),2,2,4 TEGDMA, (4–6%), TMHMDC* (5–7%), Camphorquinone (10%) and distilled water	GC Corporation, Tokyo, Japan	Powder Liquid:	1601051 1601061
NHA-RMGIC	Experimental RMGIC	RMGIC incorporated with 5% Nano-HAp in the powder component
Ketac™ conditioner	Dentin conditioner (pretreatment)	Liquid (l0ml) Polyacrylic acid (10%)	3M ESPE, Deutschland, German	668400
EQUIA® Coat	Light-cure self-adhesive coat	Liquid (6 ml) 50% MMA****, 0.09% camphorquinone	GC Corporation, Tokyo, Japan	104251
Hydroxyapatite nanoparticles (NHA)	Additive reinforcing powder	Ca₅(OH)(PO₄)₃	National Research Centre (NRC)	–

*HEMA hydroxyethyl-methacrylate, **TEGDMA triethylene-glycol dimethacrylate, ***TMHMDC trimethyl-hexamethylenedicarbonate, ****MMA methyl-methacrylate