850427-85-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 850427-85-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,0,4,2 and 7 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 850427-85:
(8*8)+(7*5)+(6*0)+(5*4)+(4*2)+(3*7)+(2*8)+(1*5)=169
169 % 10 = 9
So 850427-85-9 is a valid CAS Registry Number.