108307-43-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108307-43-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,3,0 and 7 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 108307-43:
(8*1)+(7*0)+(6*8)+(5*3)+(4*0)+(3*7)+(2*4)+(1*3)=103
103 % 10 = 3
So 108307-43-3 is a valid CAS Registry Number.