197898-60-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 197898-60-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,7,8,9 and 8 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 197898-60:
(8*1)+(7*9)+(6*7)+(5*8)+(4*9)+(3*8)+(2*6)+(1*0)=225
225 % 10 = 5
So 197898-60-5 is a valid CAS Registry Number.