32178-55-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 32178-55-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,2,1,7 and 8 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 32178-55:
(7*3)+(6*2)+(5*1)+(4*7)+(3*8)+(2*5)+(1*5)=105
105 % 10 = 5
So 32178-55-5 is a valid CAS Registry Number.