996-87-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 996-87-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,9 and 6 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 996-87:
(5*9)+(4*9)+(3*6)+(2*8)+(1*7)=122
122 % 10 = 2
So 996-87-2 is a valid CAS Registry Number.