213913-79-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 213913-79-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,3,9,1 and 3 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 213913-79:
(8*2)+(7*1)+(6*3)+(5*9)+(4*1)+(3*3)+(2*7)+(1*9)=122
122 % 10 = 2
So 213913-79-2 is a valid CAS Registry Number.