125489-20-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 125489-20-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,5,4,8 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 125489-20:
(8*1)+(7*2)+(6*5)+(5*4)+(4*8)+(3*9)+(2*2)+(1*0)=135
135 % 10 = 5
So 125489-20-5 is a valid CAS Registry Number.