103151-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103151-19-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,1,5 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 103151-19:
(8*1)+(7*0)+(6*3)+(5*1)+(4*5)+(3*1)+(2*1)+(1*9)=65
65 % 10 = 5
So 103151-19-5 is a valid CAS Registry Number.