104805-30-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104805-30-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,8,0 and 5 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 104805-30:
(8*1)+(7*0)+(6*4)+(5*8)+(4*0)+(3*5)+(2*3)+(1*0)=93
93 % 10 = 3
So 104805-30-3 is a valid CAS Registry Number.