857600-58-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857600-58-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,6,0 and 0 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 857600-58:
(8*8)+(7*5)+(6*7)+(5*6)+(4*0)+(3*0)+(2*5)+(1*8)=189
189 % 10 = 9
So 857600-58-9 is a valid CAS Registry Number.