69116-25-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69116-25-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,1,1 and 6 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 69116-25:
(7*6)+(6*9)+(5*1)+(4*1)+(3*6)+(2*2)+(1*5)=132
132 % 10 = 2
So 69116-25-2 is a valid CAS Registry Number.