155189-82-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 155189-82-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,1,8 and 9 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 155189-82:
(8*1)+(7*5)+(6*5)+(5*1)+(4*8)+(3*9)+(2*8)+(1*2)=155
155 % 10 = 5
So 155189-82-5 is a valid CAS Registry Number.