1622843-28-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1622843-28-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,2,8,4 and 3 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1622843-28:
(9*1)+(8*6)+(7*2)+(6*2)+(5*8)+(4*4)+(3*3)+(2*2)+(1*8)=160
160 % 10 = 0
So 1622843-28-0 is a valid CAS Registry Number.