28830-41-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28830-41-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,8,3 and 0 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 28830-41:
(7*2)+(6*8)+(5*8)+(4*3)+(3*0)+(2*4)+(1*1)=123
123 % 10 = 3
So 28830-41-3 is a valid CAS Registry Number.