81530-29-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81530-29-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,5,3 and 0 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 81530-29:
(7*8)+(6*1)+(5*5)+(4*3)+(3*0)+(2*2)+(1*9)=112
112 % 10 = 2
So 81530-29-2 is a valid CAS Registry Number.