755040-58-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 755040-58-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,5,0,4 and 0 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 755040-58:
(8*7)+(7*5)+(6*5)+(5*0)+(4*4)+(3*0)+(2*5)+(1*8)=155
155 % 10 = 5
So 755040-58-5 is a valid CAS Registry Number.