339105-12-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 339105-12-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,9,1,0 and 5 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 339105-12:
(8*3)+(7*3)+(6*9)+(5*1)+(4*0)+(3*5)+(2*1)+(1*2)=123
123 % 10 = 3
So 339105-12-3 is a valid CAS Registry Number.