300383-52-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 300383-52-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,0,3,8 and 3 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 300383-52:
(8*3)+(7*0)+(6*0)+(5*3)+(4*8)+(3*3)+(2*5)+(1*2)=92
92 % 10 = 2
So 300383-52-2 is a valid CAS Registry Number.