400648-90-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 400648-90-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,0,6,4 and 8 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 400648-90:
(8*4)+(7*0)+(6*0)+(5*6)+(4*4)+(3*8)+(2*9)+(1*0)=120
120 % 10 = 0
So 400648-90-0 is a valid CAS Registry Number.