256478-95-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 256478-95-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,6,4,7 and 8 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 256478-95:
(8*2)+(7*5)+(6*6)+(5*4)+(4*7)+(3*8)+(2*9)+(1*5)=182
182 % 10 = 2
So 256478-95-2 is a valid CAS Registry Number.