31603-96-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 31603-96-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,6,0 and 3 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 31603-96:
(7*3)+(6*1)+(5*6)+(4*0)+(3*3)+(2*9)+(1*6)=90
90 % 10 = 0
So 31603-96-0 is a valid CAS Registry Number.