The CAS Registry Mumber 96576-92-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,6,5,7 and 6 respectively; the second part has 2 digits, 9 and 2 respectively. Calculate Digit Verification of CAS Registry Number 96576-92: (7*9)+(6*6)+(5*5)+(4*7)+(3*6)+(2*9)+(1*2)=190 190 % 10 = 0 So 96576-92-0 is a valid CAS Registry Number.