153002-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 153002-81-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,3,0,0 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 153002-81:
(8*1)+(7*5)+(6*3)+(5*0)+(4*0)+(3*2)+(2*8)+(1*1)=84
84 % 10 = 4
So 153002-81-4 is a valid CAS Registry Number.