23912-53-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23912-53-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,9,1 and 2 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 23912-53:
(7*2)+(6*3)+(5*9)+(4*1)+(3*2)+(2*5)+(1*3)=100
100 % 10 = 0
So 23912-53-0 is a valid CAS Registry Number.