215931-00-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 215931-00-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,5,9,3 and 1 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 215931-00:
(8*2)+(7*1)+(6*5)+(5*9)+(4*3)+(3*1)+(2*0)+(1*0)=113
113 % 10 = 3
So 215931-00-3 is a valid CAS Registry Number.