220385-38-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 220385-38-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,3,8 and 5 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 220385-38:
(8*2)+(7*2)+(6*0)+(5*3)+(4*8)+(3*5)+(2*3)+(1*8)=106
106 % 10 = 6
So 220385-38-6 is a valid CAS Registry Number.