384338-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 384338-89-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,4,3,3 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 384338-89:
(8*3)+(7*8)+(6*4)+(5*3)+(4*3)+(3*8)+(2*8)+(1*9)=180
180 % 10 = 0
So 384338-89-0 is a valid CAS Registry Number.