402828-65-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 402828-65-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,2,8,2 and 8 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 402828-65:
(8*4)+(7*0)+(6*2)+(5*8)+(4*2)+(3*8)+(2*6)+(1*5)=133
133 % 10 = 3
So 402828-65-3 is a valid CAS Registry Number.