80552-94-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80552-94-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,5,5 and 2 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 80552-94:
(7*8)+(6*0)+(5*5)+(4*5)+(3*2)+(2*9)+(1*4)=129
129 % 10 = 9
So 80552-94-9 is a valid CAS Registry Number.