189823-58-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 189823-58-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,8,2 and 3 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 189823-58:
(8*1)+(7*8)+(6*9)+(5*8)+(4*2)+(3*3)+(2*5)+(1*8)=193
193 % 10 = 3
So 189823-58-3 is a valid CAS Registry Number.