65023-99-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65023-99-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,0,2 and 3 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 65023-99:
(7*6)+(6*5)+(5*0)+(4*2)+(3*3)+(2*9)+(1*9)=116
116 % 10 = 6
So 65023-99-6 is a valid CAS Registry Number.