1028320-00-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1028320-00-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,8,3,2 and 0 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1028320-00:
(9*1)+(8*0)+(7*2)+(6*8)+(5*3)+(4*2)+(3*0)+(2*0)+(1*0)=94
94 % 10 = 4
So 1028320-00-4 is a valid CAS Registry Number.