78670-75-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78670-75-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,6,7 and 0 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 78670-75:
(7*7)+(6*8)+(5*6)+(4*7)+(3*0)+(2*7)+(1*5)=174
174 % 10 = 4
So 78670-75-4 is a valid CAS Registry Number.