57091-70-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57091-70-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,0,9 and 1 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 57091-70:
(7*5)+(6*7)+(5*0)+(4*9)+(3*1)+(2*7)+(1*0)=130
130 % 10 = 0
So 57091-70-0 is a valid CAS Registry Number.