65823-62-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65823-62-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,8,2 and 3 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 65823-62:
(7*6)+(6*5)+(5*8)+(4*2)+(3*3)+(2*6)+(1*2)=143
143 % 10 = 3
So 65823-62-3 is a valid CAS Registry Number.