94428-56-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94428-56-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,4,2 and 8 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 94428-56:
(7*9)+(6*4)+(5*4)+(4*2)+(3*8)+(2*5)+(1*6)=155
155 % 10 = 5
So 94428-56-5 is a valid CAS Registry Number.