38713-78-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38713-78-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,7,1 and 3 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 38713-78:
(7*3)+(6*8)+(5*7)+(4*1)+(3*3)+(2*7)+(1*8)=139
139 % 10 = 9
So 38713-78-9 is a valid CAS Registry Number.