91963-96-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91963-96-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,9,6 and 3 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 91963-96:
(7*9)+(6*1)+(5*9)+(4*6)+(3*3)+(2*9)+(1*6)=171
171 % 10 = 1
So 91963-96-1 is a valid CAS Registry Number.