7230-85-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7230-85-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,2,3 and 0 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 7230-85:
(6*7)+(5*2)+(4*3)+(3*0)+(2*8)+(1*5)=85
85 % 10 = 5
So 7230-85-5 is a valid CAS Registry Number.