1038509-26-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1038509-26-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,8,5,0 and 9 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1038509-26:
(9*1)+(8*0)+(7*3)+(6*8)+(5*5)+(4*0)+(3*9)+(2*2)+(1*6)=140
140 % 10 = 0
So 1038509-26-0 is a valid CAS Registry Number.