257952-83-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 257952-83-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,7,9,5 and 2 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 257952-83:
(8*2)+(7*5)+(6*7)+(5*9)+(4*5)+(3*2)+(2*8)+(1*3)=183
183 % 10 = 3
So 257952-83-3 is a valid CAS Registry Number.