1030342-24-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1030342-24-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,0,3,4 and 2 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1030342-24:
(9*1)+(8*0)+(7*3)+(6*0)+(5*3)+(4*4)+(3*2)+(2*2)+(1*4)=75
75 % 10 = 5
So 1030342-24-5 is a valid CAS Registry Number.