317350-72-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 317350-72-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,7,3,5 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 317350-72:
(8*3)+(7*1)+(6*7)+(5*3)+(4*5)+(3*0)+(2*7)+(1*2)=124
124 % 10 = 4
So 317350-72-4 is a valid CAS Registry Number.