909718-87-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 909718-87-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,9,7,1 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 909718-87:
(8*9)+(7*0)+(6*9)+(5*7)+(4*1)+(3*8)+(2*8)+(1*7)=212
212 % 10 = 2
So 909718-87-2 is a valid CAS Registry Number.