169107-13-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 169107-13-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,9,1,0 and 7 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 169107-13:
(8*1)+(7*6)+(6*9)+(5*1)+(4*0)+(3*7)+(2*1)+(1*3)=135
135 % 10 = 5
So 169107-13-5 is a valid CAS Registry Number.