first ramping from room temperature to 120◦C in 7 min and holding at 120C for 3 min; next ramping to 150◦C in 3 min and holding at 150C for 3 min; then ramping to 180◦C in 3 min and holding at 180Cfor 5 min; finally cooling to room temperature
first rampingfrom room temperature to 120◦C in 7 min and holding at 120C for 3 min; next ramping to 150◦C in 3 min and holding at 150C for 3 min; then ramping to 180◦C in 3 min and holding at 180Cfor 5 min; finally cooling to room temperature