120919-04-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 120919-04-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,9,1 and 9 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 120919-04:
(8*1)+(7*2)+(6*0)+(5*9)+(4*1)+(3*9)+(2*0)+(1*4)=102
102 % 10 = 2
So 120919-04-2 is a valid CAS Registry Number.