804426-90-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 804426-90-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,4,4,2 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 804426-90:
(8*8)+(7*0)+(6*4)+(5*4)+(4*2)+(3*6)+(2*9)+(1*0)=152
152 % 10 = 2
So 804426-90-2 is a valid CAS Registry Number.