194550-80-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 194550-80-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,4,5,5 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 194550-80:
(8*1)+(7*9)+(6*4)+(5*5)+(4*5)+(3*0)+(2*8)+(1*0)=156
156 % 10 = 6
So 194550-80-6 is a valid CAS Registry Number.