957399-76-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 957399-76-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,7,3,9 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 957399-76:
(8*9)+(7*5)+(6*7)+(5*3)+(4*9)+(3*9)+(2*7)+(1*6)=247
247 % 10 = 7
So 957399-76-7 is a valid CAS Registry Number.