93011-93-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93011-93-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,0,1 and 1 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 93011-93:
(7*9)+(6*3)+(5*0)+(4*1)+(3*1)+(2*9)+(1*3)=109
109 % 10 = 9
So 93011-93-9 is a valid CAS Registry Number.