72802-87-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72802-87-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,8,0 and 2 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 72802-87:
(7*7)+(6*2)+(5*8)+(4*0)+(3*2)+(2*8)+(1*7)=130
130 % 10 = 0
So 72802-87-0 is a valid CAS Registry Number.