150 C for 1 min, increased to 200 C at 15 C min1and held for2 min, increased to 250 C at 5 C min1, held for 1 min, and increased to 280 C at 20 C min1 and then held at 280 C for 10 min.
150 C for 1 min, increased to 200 C at15 C min1and held for2 min, increased to 250 C at 5 C min1, heldfor 1 min, and increased to 280 C at 20 C min1 and then held at280 C for 10 min.