1-Nonanol, 4,4,5,5,6,6,7,7,8,8,9,9,9-tridecafluoro-, methanesulfonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 848945-03-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,8,9,4 and 5 respectively; the second part has 2 digits, 0 and 3 respectively. Calculate Digit Verification of CAS Registry Number 848945-03: (8*8)+(7*4)+(6*8)+(5*9)+(4*4)+(3*5)+(2*0)+(1*3)=219 219 % 10 = 9 So 848945-03-9 is a valid CAS Registry Number.