654055-84-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 654055-84-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,4,0,5 and 5 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 654055-84:
(8*6)+(7*5)+(6*4)+(5*0)+(4*5)+(3*5)+(2*8)+(1*4)=162
162 % 10 = 2
So 654055-84-2 is a valid CAS Registry Number.