67016-20-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67016-20-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,0,1 and 6 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 67016-20:
(7*6)+(6*7)+(5*0)+(4*1)+(3*6)+(2*2)+(1*0)=110
110 % 10 = 0
So 67016-20-0 is a valid CAS Registry Number.