Effect of two artificial aging protocols on color and gloss of single-shade versus multi-shade resin composites

BMC Oral Health

Table 2 Specimens grouping

	Staining solution	Condition	Temperature	Duration
Gp1	Saliva	Constant temperature immersion	37 °C	12 days
Gp2	Tea	Constant temperature immersion	37 °C	12 days
Gp3	Red wine	Constant temperature immersion	37 °C	12 days
Gp4	Tea	Thermocycling	37–57 °C	10,000 cycles
Gp5	Red wine	Thermocycling	12–37 °C	10,000 cycles

ISSN: 1472-6831