938173-81-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 938173-81-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,8,1,7 and 3 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 938173-81:
(8*9)+(7*3)+(6*8)+(5*1)+(4*7)+(3*3)+(2*8)+(1*1)=200
200 % 10 = 0
So 938173-81-0 is a valid CAS Registry Number.