556067-80-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 556067-80-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,6,0,6 and 7 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 556067-80:
(8*5)+(7*5)+(6*6)+(5*0)+(4*6)+(3*7)+(2*8)+(1*0)=172
172 % 10 = 2
So 556067-80-2 is a valid CAS Registry Number.