857495-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857495-19-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,4,9 and 5 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 857495-19:
(8*8)+(7*5)+(6*7)+(5*4)+(4*9)+(3*5)+(2*1)+(1*9)=223
223 % 10 = 3
So 857495-19-3 is a valid CAS Registry Number.