129168-51-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129168-51-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,1,6 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 129168-51:
(8*1)+(7*2)+(6*9)+(5*1)+(4*6)+(3*8)+(2*5)+(1*1)=140
140 % 10 = 0
So 129168-51-0 is a valid CAS Registry Number.