179910-67-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 179910-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,9,9,1 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 179910-67:
(8*1)+(7*7)+(6*9)+(5*9)+(4*1)+(3*0)+(2*6)+(1*7)=179
179 % 10 = 9
So 179910-67-9 is a valid CAS Registry Number.