331713-76-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 331713-76-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,1,7,1 and 3 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 331713-76:
(8*3)+(7*3)+(6*1)+(5*7)+(4*1)+(3*3)+(2*7)+(1*6)=119
119 % 10 = 9
So 331713-76-9 is a valid CAS Registry Number.