136603-25-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 136603-25-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,6,0 and 3 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 136603-25:
(8*1)+(7*3)+(6*6)+(5*6)+(4*0)+(3*3)+(2*2)+(1*5)=113
113 % 10 = 3
So 136603-25-3 is a valid CAS Registry Number.