30122-19-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30122-19-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,1,2 and 2 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 30122-19:
(7*3)+(6*0)+(5*1)+(4*2)+(3*2)+(2*1)+(1*9)=51
51 % 10 = 1
So 30122-19-1 is a valid CAS Registry Number.