25501-72-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25501-72-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,5,0 and 1 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 25501-72:
(7*2)+(6*5)+(5*5)+(4*0)+(3*1)+(2*7)+(1*2)=88
88 % 10 = 8
So 25501-72-8 is a valid CAS Registry Number.