259875-80-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 259875-80-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,9,8,7 and 5 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 259875-80:
(8*2)+(7*5)+(6*9)+(5*8)+(4*7)+(3*5)+(2*8)+(1*0)=204
204 % 10 = 4
So 259875-80-4 is a valid CAS Registry Number.