1034012-97-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1034012-97-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,4,0,1 and 2 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1034012-97:
(9*1)+(8*0)+(7*3)+(6*4)+(5*0)+(4*1)+(3*2)+(2*9)+(1*7)=89
89 % 10 = 9
So 1034012-97-9 is a valid CAS Registry Number.