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03 October 2021: Lab/In Vitro Research

Assessment of Color Stainability of Computer-Aided Design and Computer-Aided Manufacturing (CAD/CAM) Ceramic Materials After Hot and Cold Coffee Immersion at Different Time Intervals

Hafiz A. Adawi 1A , Mohammed M. Al Moaleem 1ABE , Nasser M. Al Ahmari 2AG , Mansoor Shariff 2AF , Mohammed A. Qahhar 3G* , Sultan M.H. Muharraq 4BD , Nabiel A. Alghazali 56CDE

DOI: 10.12659/MSM.932745

Med Sci Monit 2021; 27:e932745

Table 1 Materials and devices used in the study [8–10].

Material/device typeBrand nameCompositionManufacturersLot or model #Shades
CAD/CAM Zirconia-reinforced lithium disilicate glass ceramicVita SuprinitySilicon dioxide (56–64%), lithium oxide (15–21%), zirconium oxide (8–12%), La O (0.1%) and pigmentsVita Zahnfabrik H. Rauter, Bad Säckingen, Germany53990B2
CAD/CAM Hybrid glass ceramic blocksVita EnamicPolymer-infiltrated feldspathic ceramic network material with 86wt% ceramic, UDMA, TEGDMA 14% Methacrylate polymer by weightVita Zahnfabrik H. Rauter, Bad Säckingen, Germany51960B2
CAD/CAM Feldspathic ceramic blocksVitablocs Mark IIFine-particle feldspar glass ceramic mill block 30%, constituted of silica SiO2 (55–78%), alumina Al2O3 (Vita Zahnfabrik H. Rauter, Bad Säckingen, Germany42550B2
Laboratory Analytical BalanceVEVOR Analytical Balance 100 g×0.1 mg, Pharmacy (100 g×0.1 mg)Mettler Toledo Excellence XS 1110601 Model XS64 Analytical Balance, 61 g Capacity, 0.1 mg Readability. High Precision Electronic Analytical Balance, High Accuracy Balance with 80 mm Pallet, Digital Scientific Lab Scale, for Laboratory(Schuler Scientific SLB-124, Italy6670-01-600-1345-XS64NA
Porcelain Adjustment Kit-HPPN 0301BFor Finishing and Polishing Porcelain Restorations AssortmentSHOFU Dental ASIA-Pacific Pte. Ltd. Singapore801612NA
Instant Arabic QahwaBajaArabic coffee, Cardamom, Cloves, Nondaily Coffee Creamer, Saffron, used as Hot CoffeeBaja Food Industrial Co., Saudi Arabia628105 795290Product-Date 16/Jan/20120, Exp 16/10/2020Yellowish
Frappuccino Coffee DrinkStarbucksSemi-skimmed-milk, Starbucks Arabica-coffee (water, coffee extract), sugar, natural coffee flavoring, acidity regulator (potassium carbonates), ↑ caffeine content 40mg/100 mlArla Foods AMBA dk/8260 Viby J. Denmark5711953024345Production-Date 16/10/2019 Expired on 16/5/2020Brownish
SpectrophotometerVita Easyshade VMachine used to assess wavelength transferred from an object at a moment in time, with no being influenced by subjective interventions of colorVita Zahnfabrik H. Rauter GmbH & Co. KG, Bad Säckingen, Germany10180NA
Scanning electron microscopeJEOL JSM-6610 LV Scanning electron microscopeSamples were gold sputter coated with Quorum® Q-150R, then loaded into sample stage using 20kv and magnification×250Akishima, Tokyo, Japan

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750