1024040-62-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1024040-62-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,4,0,4 and 0 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1024040-62:
(9*1)+(8*0)+(7*2)+(6*4)+(5*0)+(4*4)+(3*0)+(2*6)+(1*2)=77
77 % 10 = 7
So 1024040-62-7 is a valid CAS Registry Number.