66885-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66885-89-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,8,8 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 66885-89:
(7*6)+(6*6)+(5*8)+(4*8)+(3*5)+(2*8)+(1*9)=190
190 % 10 = 0
So 66885-89-0 is a valid CAS Registry Number.