384817-38-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 384817-38-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,4,8,1 and 7 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 384817-38:
(8*3)+(7*8)+(6*4)+(5*8)+(4*1)+(3*7)+(2*3)+(1*8)=183
183 % 10 = 3
So 384817-38-3 is a valid CAS Registry Number.