152134-99-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 152134-99-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,2,1,3 and 4 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 152134-99:
(8*1)+(7*5)+(6*2)+(5*1)+(4*3)+(3*4)+(2*9)+(1*9)=111
111 % 10 = 1
So 152134-99-1 is a valid CAS Registry Number.