25354-31-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25354-31-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,3,5 and 4 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 25354-31:
(7*2)+(6*5)+(5*3)+(4*5)+(3*4)+(2*3)+(1*1)=98
98 % 10 = 8
So 25354-31-8 is a valid CAS Registry Number.