904819-19-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 904819-19-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,4,8,1 and 9 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 904819-19:
(8*9)+(7*0)+(6*4)+(5*8)+(4*1)+(3*9)+(2*1)+(1*9)=178
178 % 10 = 8
So 904819-19-8 is a valid CAS Registry Number.