160981-97-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 160981-97-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,0,9,8 and 1 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 160981-97:
(8*1)+(7*6)+(6*0)+(5*9)+(4*8)+(3*1)+(2*9)+(1*7)=155
155 % 10 = 5
So 160981-97-5 is a valid CAS Registry Number.