628331-02-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 628331-02-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,8,3,3 and 1 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 628331-02:
(8*6)+(7*2)+(6*8)+(5*3)+(4*3)+(3*1)+(2*0)+(1*2)=142
142 % 10 = 2
So 628331-02-2 is a valid CAS Registry Number.