25870-80-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25870-80-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,8,7 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 25870-80:
(7*2)+(6*5)+(5*8)+(4*7)+(3*0)+(2*8)+(1*0)=128
128 % 10 = 8
So 25870-80-8 is a valid CAS Registry Number.