19108-40-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19108-40-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,1,0 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 19108-40:
(7*1)+(6*9)+(5*1)+(4*0)+(3*8)+(2*4)+(1*0)=98
98 % 10 = 8
So 19108-40-8 is a valid CAS Registry Number.