129511-52-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129511-52-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,5,1 and 1 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 129511-52:
(8*1)+(7*2)+(6*9)+(5*5)+(4*1)+(3*1)+(2*5)+(1*2)=120
120 % 10 = 0
So 129511-52-0 is a valid CAS Registry Number.