The CAS Registry Mumber 95096-25-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,5,0,9 and 6 respectively; the second part has 2 digits, 2 and 5 respectively. Calculate Digit Verification of CAS Registry Number 95096-25: (7*9)+(6*5)+(5*0)+(4*9)+(3*6)+(2*2)+(1*5)=156 156 % 10 = 6 So 95096-25-6 is a valid CAS Registry Number.