251320-66-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 251320-66-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,1,3,2 and 0 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 251320-66:
(8*2)+(7*5)+(6*1)+(5*3)+(4*2)+(3*0)+(2*6)+(1*6)=98
98 % 10 = 8
So 251320-66-8 is a valid CAS Registry Number.