857547-92-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857547-92-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,5,4 and 7 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 857547-92:
(8*8)+(7*5)+(6*7)+(5*5)+(4*4)+(3*7)+(2*9)+(1*2)=223
223 % 10 = 3
So 857547-92-3 is a valid CAS Registry Number.