38300-63-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38300-63-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,3,0 and 0 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 38300-63:
(7*3)+(6*8)+(5*3)+(4*0)+(3*0)+(2*6)+(1*3)=99
99 % 10 = 9
So 38300-63-9 is a valid CAS Registry Number.