91153-99-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91153-99-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,1,5 and 3 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 91153-99:
(7*9)+(6*1)+(5*1)+(4*5)+(3*3)+(2*9)+(1*9)=130
130 % 10 = 0
So 91153-99-0 is a valid CAS Registry Number.