604802-85-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 604802-85-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,0,4,8,0 and 2 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 604802-85:
(8*6)+(7*0)+(6*4)+(5*8)+(4*0)+(3*2)+(2*8)+(1*5)=139
139 % 10 = 9
So 604802-85-9 is a valid CAS Registry Number.