168013-55-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 168013-55-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,8,0,1 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 168013-55:
(8*1)+(7*6)+(6*8)+(5*0)+(4*1)+(3*3)+(2*5)+(1*5)=126
126 % 10 = 6
So 168013-55-6 is a valid CAS Registry Number.