55281-79-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55281-79-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,2,8 and 1 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 55281-79:
(7*5)+(6*5)+(5*2)+(4*8)+(3*1)+(2*7)+(1*9)=133
133 % 10 = 3
So 55281-79-3 is a valid CAS Registry Number.