709028-15-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 709028-15-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,0,9,0,2 and 8 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 709028-15:
(8*7)+(7*0)+(6*9)+(5*0)+(4*2)+(3*8)+(2*1)+(1*5)=149
149 % 10 = 9
So 709028-15-9 is a valid CAS Registry Number.