6380-31-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6380-31-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,3,8 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 6380-31:
(6*6)+(5*3)+(4*8)+(3*0)+(2*3)+(1*1)=90
90 % 10 = 0
So 6380-31-0 is a valid CAS Registry Number.