103100-71-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103100-71-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,1,0 and 0 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 103100-71:
(8*1)+(7*0)+(6*3)+(5*1)+(4*0)+(3*0)+(2*7)+(1*1)=46
46 % 10 = 6
So 103100-71-6 is a valid CAS Registry Number.