199803-48-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 199803-48-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,8,0 and 3 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 199803-48:
(8*1)+(7*9)+(6*9)+(5*8)+(4*0)+(3*3)+(2*4)+(1*8)=190
190 % 10 = 0
So 199803-48-0 is a valid CAS Registry Number.