16220-59-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16220-59-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,2,2 and 0 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 16220-59:
(7*1)+(6*6)+(5*2)+(4*2)+(3*0)+(2*5)+(1*9)=80
80 % 10 = 0
So 16220-59-0 is a valid CAS Registry Number.