B B: -- 0.8 90 intensity 70 20 ppm 08 90 intensity 70 το Lg 26 ppm -- 0.8 90 absorbance 0.4 0.2 M . ö 4000 3500 3000 250
Posted: Tue May 17, 2022 12:15 pm
B B: -- 0.8 90 intensity 70 20 ppm 08 90 intensity 70 το Lg 26 ppm -- 0.8 90 absorbance 0.4 0.2 M . ö 4000 3500 3000 2500 2000 1500 1000 cm