16003-40-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16003-40-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,0,0 and 3 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 16003-40:
(7*1)+(6*6)+(5*0)+(4*0)+(3*3)+(2*4)+(1*0)=60
60 % 10 = 0
So 16003-40-0 is a valid CAS Registry Number.