6478-34-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6478-34-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,4,7 and 8 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 6478-34:
(6*6)+(5*4)+(4*7)+(3*8)+(2*3)+(1*4)=118
118 % 10 = 8
So 6478-34-8 is a valid CAS Registry Number.