90μl Alumina Lid TA 960239.901 for TA Instruments/TA Ceramic Lids | NEXACULE90L Premium Alumina Ceramic Lid for TA Instruments Model 960239. 901 This high precision 90L alumina ceramic lid is engineered specifically for TA Instruments thermal analysis systems, providing exceptional sealing performance and thermal stability for DSC and TGA applications. Manufactured from 99. 7% pure alumina ceramic, this lid ensures optimal sample containment while maintaining chemical inertness across extreme temperature ranges. Key Features