130517-72-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130517-72-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,5,1 and 7 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 130517-72:
(8*1)+(7*3)+(6*0)+(5*5)+(4*1)+(3*7)+(2*7)+(1*2)=95
95 % 10 = 5
So 130517-72-5 is a valid CAS Registry Number.