128054-94-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128054-94-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,0,5 and 4 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 128054-94:
(8*1)+(7*2)+(6*8)+(5*0)+(4*5)+(3*4)+(2*9)+(1*4)=124
124 % 10 = 4
So 128054-94-4 is a valid CAS Registry Number.