131197-14-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131197-14-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,1,9 and 7 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 131197-14:
(8*1)+(7*3)+(6*1)+(5*1)+(4*9)+(3*7)+(2*1)+(1*4)=103
103 % 10 = 3
So 131197-14-3 is a valid CAS Registry Number.