218271-01-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 218271-01-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,8,2,7 and 1 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 218271-01:
(8*2)+(7*1)+(6*8)+(5*2)+(4*7)+(3*1)+(2*0)+(1*1)=113
113 % 10 = 3
So 218271-01-3 is a valid CAS Registry Number.