1025301-03-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1025301-03-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,5,3,0 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1025301-03:
(9*1)+(8*0)+(7*2)+(6*5)+(5*3)+(4*0)+(3*1)+(2*0)+(1*3)=74
74 % 10 = 4
So 1025301-03-4 is a valid CAS Registry Number.