104388-02-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104388-02-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,3,8 and 8 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 104388-02:
(8*1)+(7*0)+(6*4)+(5*3)+(4*8)+(3*8)+(2*0)+(1*2)=105
105 % 10 = 5
So 104388-02-5 is a valid CAS Registry Number.