227002-20-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 227002-20-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,7,0,0 and 2 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 227002-20:
(8*2)+(7*2)+(6*7)+(5*0)+(4*0)+(3*2)+(2*2)+(1*0)=82
82 % 10 = 2
So 227002-20-2 is a valid CAS Registry Number.