38719-25-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38719-25-4 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 9 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 38719-25:
(7*3)+(6*8)+(5*7)+(4*1)+(3*9)+(2*2)+(1*5)=144
144 % 10 = 4
So 38719-25-4 is a valid CAS Registry Number.