6928-03-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6928-03-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,9,2 and 8 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 6928-03:
(6*6)+(5*9)+(4*2)+(3*8)+(2*0)+(1*3)=116
116 % 10 = 6
So 6928-03-6 is a valid CAS Registry Number.