97831-60-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97831-60-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,8,3 and 1 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 97831-60:
(7*9)+(6*7)+(5*8)+(4*3)+(3*1)+(2*6)+(1*0)=172
172 % 10 = 2
So 97831-60-2 is a valid CAS Registry Number.