199341-38-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 199341-38-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,3,4 and 1 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 199341-38:
(8*1)+(7*9)+(6*9)+(5*3)+(4*4)+(3*1)+(2*3)+(1*8)=173
173 % 10 = 3
So 199341-38-3 is a valid CAS Registry Number.