750-31-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 750-31-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,5 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 750-31:
(5*7)+(4*5)+(3*0)+(2*3)+(1*1)=62
62 % 10 = 2
So 750-31-2 is a valid CAS Registry Number.