ChemDraw Prime includes essential features like molecule drawing and property calculations. ChemDraw Professional adds NMR prediction and ChemDraw Cloud for online access. Signals ChemDraw integrates cloud-based platform with electronic laboratory notebook
X-rays have higher energy and shorter wavelengths than ultraviolet light. Wilhelm Conrad Roentgen discovered x-rays in 1895. X-rays penetrate deeply and are used in medical imaging
CCD is an integrated circuit containing linked capacitors that transfer electric charge. MOS capacitors are basic building blocks of CCD, biased above inversion threshold. Each capacitor can transfer its charge to neighboring capacitors under external control
Converts ppm to mg/m³ and vice versa. Allows specifying molecular weight input. Automatically determines significance with extra zeros
BPCRS are primary standards established using absolute methods. BPCRS should only be used for chemical analysis, not for food or animals. All orders must be placed through BP Website
Windows version added X-Y plot behavior without Calculate button. Mac version includes calculator functionality. Binomial distribution limits now always within [0,n] range. Logistic regression module improved with stability and parameter checks