387830-93-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 387830-93-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,7,8,3 and 0 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 387830-93:
(8*3)+(7*8)+(6*7)+(5*8)+(4*3)+(3*0)+(2*9)+(1*3)=195
195 % 10 = 5
So 387830-93-5 is a valid CAS Registry Number.