128300-48-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128300-48-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,3,0 and 0 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 128300-48:
(8*1)+(7*2)+(6*8)+(5*3)+(4*0)+(3*0)+(2*4)+(1*8)=101
101 % 10 = 1
So 128300-48-1 is a valid CAS Registry Number.