Add to Cart GeSb2Te4 Crystal GeSb2Te4 MSRP: Now: $690.00 Was: GeSb2Te4 is a layered chalcogenide phase change material that crystallizes in a trigonal layered structure with easy exfoliation, making it ideal for 2D material research and device prototyping. It... BLK-GeSb2Te4 MSRP: Now: $690.00 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $690.00 Was: Subtotal: Add to Cart