91418-10-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91418-10-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,4,1 and 8 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 91418-10:
(7*9)+(6*1)+(5*4)+(4*1)+(3*8)+(2*1)+(1*0)=119
119 % 10 = 9
So 91418-10-9 is a valid CAS Registry Number.