190003-12-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 190003-12-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,0,0 and 3 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 190003-12:
(8*1)+(7*9)+(6*0)+(5*0)+(4*0)+(3*3)+(2*1)+(1*2)=84
84 % 10 = 4
So 190003-12-4 is a valid CAS Registry Number.