1042903-75-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1042903-75-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,2,9,0 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1042903-75:
(9*1)+(8*0)+(7*4)+(6*2)+(5*9)+(4*0)+(3*3)+(2*7)+(1*5)=122
122 % 10 = 2
So 1042903-75-2 is a valid CAS Registry Number.