6400-94-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6400-94-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,4,0 and 0 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 6400-94:
(6*6)+(5*4)+(4*0)+(3*0)+(2*9)+(1*4)=78
78 % 10 = 8
So 6400-94-8 is a valid CAS Registry Number.