957505-23-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 957505-23-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,7,5,0 and 5 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 957505-23:
(8*9)+(7*5)+(6*7)+(5*5)+(4*0)+(3*5)+(2*2)+(1*3)=196
196 % 10 = 6
So 957505-23-6 is a valid CAS Registry Number.