13879-85-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13879-85-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,8,7 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 13879-85:
(7*1)+(6*3)+(5*8)+(4*7)+(3*9)+(2*8)+(1*5)=141
141 % 10 = 1
So 13879-85-1 is a valid CAS Registry Number.