93407-09-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93407-09-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,4,0 and 7 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 93407-09:
(7*9)+(6*3)+(5*4)+(4*0)+(3*7)+(2*0)+(1*9)=131
131 % 10 = 1
So 93407-09-1 is a valid CAS Registry Number.