65628-52-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65628-52-6 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 8 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 65628-52:
(7*6)+(6*5)+(5*6)+(4*2)+(3*8)+(2*5)+(1*2)=146
146 % 10 = 6
So 65628-52-6 is a valid CAS Registry Number.