202344-83-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 202344-83-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,2,3,4 and 4 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 202344-83:
(8*2)+(7*0)+(6*2)+(5*3)+(4*4)+(3*4)+(2*8)+(1*3)=90
90 % 10 = 0
So 202344-83-0 is a valid CAS Registry Number.