142828-42-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142828-42-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,8,2 and 8 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 142828-42:
(8*1)+(7*4)+(6*2)+(5*8)+(4*2)+(3*8)+(2*4)+(1*2)=130
130 % 10 = 0
So 142828-42-0 is a valid CAS Registry Number.