65620-68-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65620-68-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,6,2 and 0 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 65620-68:
(7*6)+(6*5)+(5*6)+(4*2)+(3*0)+(2*6)+(1*8)=130
130 % 10 = 0
So 65620-68-0 is a valid CAS Registry Number.