155164-93-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 155164-93-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,1,6 and 4 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 155164-93:
(8*1)+(7*5)+(6*5)+(5*1)+(4*6)+(3*4)+(2*9)+(1*3)=135
135 % 10 = 5
So 155164-93-5 is a valid CAS Registry Number.