94438-40-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94438-40-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,4,3 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 94438-40:
(7*9)+(6*4)+(5*4)+(4*3)+(3*8)+(2*4)+(1*0)=151
151 % 10 = 1
So 94438-40-1 is a valid CAS Registry Number.