88840-40-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 88840-40-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,8,4 and 0 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 88840-40:
(7*8)+(6*8)+(5*8)+(4*4)+(3*0)+(2*4)+(1*0)=168
168 % 10 = 8
So 88840-40-8 is a valid CAS Registry Number.