128100-06-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128100-06-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,1,0 and 0 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 128100-06:
(8*1)+(7*2)+(6*8)+(5*1)+(4*0)+(3*0)+(2*0)+(1*6)=81
81 % 10 = 1
So 128100-06-1 is a valid CAS Registry Number.