70040-71-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70040-71-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,0,4 and 0 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 70040-71:
(7*7)+(6*0)+(5*0)+(4*4)+(3*0)+(2*7)+(1*1)=80
80 % 10 = 0
So 70040-71-0 is a valid CAS Registry Number.