904677-87-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 904677-87-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,4,6,7 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 904677-87:
(8*9)+(7*0)+(6*4)+(5*6)+(4*7)+(3*7)+(2*8)+(1*7)=198
198 % 10 = 8
So 904677-87-8 is a valid CAS Registry Number.