889890-18-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 889890-18-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,9,8,9 and 0 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 889890-18:
(8*8)+(7*8)+(6*9)+(5*8)+(4*9)+(3*0)+(2*1)+(1*8)=260
260 % 10 = 0
So 889890-18-0 is a valid CAS Registry Number.