103167-40-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103167-40-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,1,6 and 7 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 103167-40:
(8*1)+(7*0)+(6*3)+(5*1)+(4*6)+(3*7)+(2*4)+(1*0)=84
84 % 10 = 4
So 103167-40-4 is a valid CAS Registry Number.