38319-75-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38319-75-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,3,1 and 9 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 38319-75:
(7*3)+(6*8)+(5*3)+(4*1)+(3*9)+(2*7)+(1*5)=134
134 % 10 = 4
So 38319-75-4 is a valid CAS Registry Number.