SEBUT HARGA - UNIVERSITI PUTRA MALAYSIA - SH285/2023(9201200) - SEBUT HARGA PREVENTIVE MAINTENENCE SERVICES CONTRACT FOR FEI NOVA NANOSEM 230 FIELD EMISSION SCANNING ELECTRON MICROSCOPE (FESEM) EQUIPMENT AT INSTITUTE OF NANOSCIENCE AND NANOTECHNOLOGY (ION2), UNIVERSITI PUTRA MALAYSIA, SERDANG, SELANGOR DARUL EHSAN....