7312-48-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7312-48-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,3,1 and 2 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 7312-48:
(6*7)+(5*3)+(4*1)+(3*2)+(2*4)+(1*8)=83
83 % 10 = 3
So 7312-48-3 is a valid CAS Registry Number.