41003-56-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41003-56-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,0,0 and 3 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 41003-56:
(7*4)+(6*1)+(5*0)+(4*0)+(3*3)+(2*5)+(1*6)=59
59 % 10 = 9
So 41003-56-9 is a valid CAS Registry Number.