25304-85-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25304-85-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,3,0 and 4 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 25304-85:
(7*2)+(6*5)+(5*3)+(4*0)+(3*4)+(2*8)+(1*5)=92
92 % 10 = 2
So 25304-85-2 is a valid CAS Registry Number.