889-77-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 889-77-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,8 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 889-77:
(5*8)+(4*8)+(3*9)+(2*7)+(1*7)=120
120 % 10 = 0
So 889-77-0 is a valid CAS Registry Number.