68725-13-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68725-13-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,7,2 and 5 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 68725-13:
(7*6)+(6*8)+(5*7)+(4*2)+(3*5)+(2*1)+(1*3)=153
153 % 10 = 3
So 68725-13-3 is a valid CAS Registry Number.