1864003-43-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1864003-43-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,6,4,0,0 and 3 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1864003-43:
(9*1)+(8*8)+(7*6)+(6*4)+(5*0)+(4*0)+(3*3)+(2*4)+(1*3)=159
159 % 10 = 9
So 1864003-43-9 is a valid CAS Registry Number.