House Brand Dentistry Lab Stone Yellow 25 Lbs.Water/Powder Ratio: 28cc per 100 gmWorking Time: 3-5 MinutesSetting Time: 8-9 Minutes Delivers highly durable models. Ensures reliable results. Presents convenient preparation. Minimizes working time. Yellow Lab Stone. Labstone provides reliable service in general dental applications, including articulations, denture flasking, and repairs. Its formulation uses Type III gypsum to create a thixotropic mixture that exhibits a soft, flowable consistency during mixing and immediately forms into a robust cast after being poured to the impression.