128812-96-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128812-96-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,8,1 and 2 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 128812-96:
(8*1)+(7*2)+(6*8)+(5*8)+(4*1)+(3*2)+(2*9)+(1*6)=144
144 % 10 = 4
So 128812-96-4 is a valid CAS Registry Number.