873200-91-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 873200-91-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,3,2,0 and 0 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 873200-91:
(8*8)+(7*7)+(6*3)+(5*2)+(4*0)+(3*0)+(2*9)+(1*1)=160
160 % 10 = 0
So 873200-91-0 is a valid CAS Registry Number.