200502-01-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 200502-01-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,0,5,0 and 2 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 200502-01:
(8*2)+(7*0)+(6*0)+(5*5)+(4*0)+(3*2)+(2*0)+(1*1)=48
48 % 10 = 8
So 200502-01-8 is a valid CAS Registry Number.