500118-90-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 500118-90-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,0,1,1 and 8 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 500118-90:
(8*5)+(7*0)+(6*0)+(5*1)+(4*1)+(3*8)+(2*9)+(1*0)=91
91 % 10 = 1
So 500118-90-1 is a valid CAS Registry Number.