207300-84-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 207300-84-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,7,3,0 and 0 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 207300-84:
(8*2)+(7*0)+(6*7)+(5*3)+(4*0)+(3*0)+(2*8)+(1*4)=93
93 % 10 = 3
So 207300-84-3 is a valid CAS Registry Number.