339027-43-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 339027-43-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,9,0,2 and 7 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 339027-43:
(8*3)+(7*3)+(6*9)+(5*0)+(4*2)+(3*7)+(2*4)+(1*3)=139
139 % 10 = 9
So 339027-43-9 is a valid CAS Registry Number.