25205-30-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25205-30-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,2,0 and 5 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 25205-30:
(7*2)+(6*5)+(5*2)+(4*0)+(3*5)+(2*3)+(1*0)=75
75 % 10 = 5
So 25205-30-5 is a valid CAS Registry Number.