16002-31-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16002-31-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,0,0 and 2 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 16002-31:
(7*1)+(6*6)+(5*0)+(4*0)+(3*2)+(2*3)+(1*1)=56
56 % 10 = 6
So 16002-31-6 is a valid CAS Registry Number.