1043-05-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1043-05-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,0,4 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1043-05:
(6*1)+(5*0)+(4*4)+(3*3)+(2*0)+(1*5)=36
36 % 10 = 6
So 1043-05-6 is a valid CAS Registry Number.