55129-79-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55129-79-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,1,2 and 9 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 55129-79:
(7*5)+(6*5)+(5*1)+(4*2)+(3*9)+(2*7)+(1*9)=128
128 % 10 = 8
So 55129-79-8 is a valid CAS Registry Number.