13278-83-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13278-83-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,2,7 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 13278-83:
(7*1)+(6*3)+(5*2)+(4*7)+(3*8)+(2*8)+(1*3)=106
106 % 10 = 6
So 13278-83-6 is a valid CAS Registry Number.