19962-30-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19962-30-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,9,6 and 2 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 19962-30:
(7*1)+(6*9)+(5*9)+(4*6)+(3*2)+(2*3)+(1*0)=142
142 % 10 = 2
So 19962-30-2 is a valid CAS Registry Number.