202813-86-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 202813-86-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,2,8,1 and 3 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 202813-86:
(8*2)+(7*0)+(6*2)+(5*8)+(4*1)+(3*3)+(2*8)+(1*6)=103
103 % 10 = 3
So 202813-86-3 is a valid CAS Registry Number.