18278-71-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18278-71-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,2,7 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 18278-71:
(7*1)+(6*8)+(5*2)+(4*7)+(3*8)+(2*7)+(1*1)=132
132 % 10 = 2
So 18278-71-2 is a valid CAS Registry Number.