109160-38-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109160-38-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,1,6 and 0 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 109160-38:
(8*1)+(7*0)+(6*9)+(5*1)+(4*6)+(3*0)+(2*3)+(1*8)=105
105 % 10 = 5
So 109160-38-5 is a valid CAS Registry Number.