1030310-80-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1030310-80-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,0,3,1 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1030310-80:
(9*1)+(8*0)+(7*3)+(6*0)+(5*3)+(4*1)+(3*0)+(2*8)+(1*0)=65
65 % 10 = 5
So 1030310-80-5 is a valid CAS Registry Number.