203204-92-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 203204-92-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,3,2,0 and 4 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 203204-92:
(8*2)+(7*0)+(6*3)+(5*2)+(4*0)+(3*4)+(2*9)+(1*2)=76
76 % 10 = 6
So 203204-92-6 is a valid CAS Registry Number.