57182-25-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57182-25-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,1,8 and 2 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 57182-25:
(7*5)+(6*7)+(5*1)+(4*8)+(3*2)+(2*2)+(1*5)=129
129 % 10 = 9
So 57182-25-9 is a valid CAS Registry Number.