A food emulsifier, also called an emulgent, is a surface-active agent that acts as a border between two immiscible liquids such as oil and water, allowing them to be blended into stable emulsions. Emulsifiers also reduce stickiness, control crystallization and prevent separation.
On average, the cost for quartz countertops without installation fees included is about $75 per square foot. Although the price varies by brand and manufacturer, here are some of the average costs based on quality: 1  Low-quality quartz: $50 to $60 per square foot.  Mid-quality quartz: $60 to $70 per square foot.
The average minimum cost per finished square foot of engineered quartz counters is $38. The average maximum cost per finished square foot of engineered quartz counters is $55. In addition to the cost of the slab of engineered quartz to be installed as a counter, there are some other costs associated with this home remodeling project. Supplies such as epoxy and adhesives add an average of $2.20 per finished square foot of surface area.