909193-65-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 909193-65-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,9,1,9 and 3 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 909193-65:
(8*9)+(7*0)+(6*9)+(5*1)+(4*9)+(3*3)+(2*6)+(1*5)=193
193 % 10 = 3
So 909193-65-3 is a valid CAS Registry Number.