389628-22-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 389628-22-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,9,6,2 and 8 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 389628-22:
(8*3)+(7*8)+(6*9)+(5*6)+(4*2)+(3*8)+(2*2)+(1*2)=202
202 % 10 = 2
So 389628-22-2 is a valid CAS Registry Number.