30204-10-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30204-10-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,2,0 and 4 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 30204-10:
(7*3)+(6*0)+(5*2)+(4*0)+(3*4)+(2*1)+(1*0)=45
45 % 10 = 5
So 30204-10-5 is a valid CAS Registry Number.