63019-16-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 63019-16-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,0,1 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 63019-16:
(7*6)+(6*3)+(5*0)+(4*1)+(3*9)+(2*1)+(1*6)=99
99 % 10 = 9
So 63019-16-9 is a valid CAS Registry Number.