2532-31-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2532-31-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,5,3 and 2 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 2532-31:
(6*2)+(5*5)+(4*3)+(3*2)+(2*3)+(1*1)=62
62 % 10 = 2
So 2532-31-2 is a valid CAS Registry Number.