30238-09-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30238-09-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,2,3 and 8 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 30238-09:
(7*3)+(6*0)+(5*2)+(4*3)+(3*8)+(2*0)+(1*9)=76
76 % 10 = 6
So 30238-09-6 is a valid CAS Registry Number.