71284-96-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71284-96-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,2,8 and 4 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 71284-96:
(7*7)+(6*1)+(5*2)+(4*8)+(3*4)+(2*9)+(1*6)=133
133 % 10 = 3
So 71284-96-3 is a valid CAS Registry Number.