13976-29-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13976-29-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,9,7 and 6 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 13976-29:
(7*1)+(6*3)+(5*9)+(4*7)+(3*6)+(2*2)+(1*9)=129
129 % 10 = 9
So 13976-29-9 is a valid CAS Registry Number.