25823-84-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25823-84-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,8,2 and 3 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 25823-84:
(7*2)+(6*5)+(5*8)+(4*2)+(3*3)+(2*8)+(1*4)=121
121 % 10 = 1
So 25823-84-1 is a valid CAS Registry Number.