104561-28-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104561-28-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,5,6 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 104561-28:
(8*1)+(7*0)+(6*4)+(5*5)+(4*6)+(3*1)+(2*2)+(1*8)=96
96 % 10 = 6
So 104561-28-6 is a valid CAS Registry Number.