103038-25-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103038-25-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,0,3 and 8 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 103038-25:
(8*1)+(7*0)+(6*3)+(5*0)+(4*3)+(3*8)+(2*2)+(1*5)=71
71 % 10 = 1
So 103038-25-1 is a valid CAS Registry Number.