202001-83-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 202001-83-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,2,0,0 and 1 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 202001-83:
(8*2)+(7*0)+(6*2)+(5*0)+(4*0)+(3*1)+(2*8)+(1*3)=50
50 % 10 = 0
So 202001-83-0 is a valid CAS Registry Number.