30268-72-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30268-72-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,2,6 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 30268-72:
(7*3)+(6*0)+(5*2)+(4*6)+(3*8)+(2*7)+(1*2)=95
95 % 10 = 5
So 30268-72-5 is a valid CAS Registry Number.