82540-26-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82540-26-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,5,4 and 0 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 82540-26:
(7*8)+(6*2)+(5*5)+(4*4)+(3*0)+(2*2)+(1*6)=119
119 % 10 = 9
So 82540-26-9 is a valid CAS Registry Number.