89580-25-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89580-25-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,5,8 and 0 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 89580-25:
(7*8)+(6*9)+(5*5)+(4*8)+(3*0)+(2*2)+(1*5)=176
176 % 10 = 6
So 89580-25-6 is a valid CAS Registry Number.