19353-04-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19353-04-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,3,5 and 3 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 19353-04:
(7*1)+(6*9)+(5*3)+(4*5)+(3*3)+(2*0)+(1*4)=109
109 % 10 = 9
So 19353-04-9 is a valid CAS Registry Number.