220895-93-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 220895-93-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,8,9 and 5 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 220895-93:
(8*2)+(7*2)+(6*0)+(5*8)+(4*9)+(3*5)+(2*9)+(1*3)=142
142 % 10 = 2
So 220895-93-2 is a valid CAS Registry Number.