220600-12-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 220600-12-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,6,0 and 0 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 220600-12:
(8*2)+(7*2)+(6*0)+(5*6)+(4*0)+(3*0)+(2*1)+(1*2)=64
64 % 10 = 4
So 220600-12-4 is a valid CAS Registry Number.