863481-55-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 863481-55-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,3,4,8 and 1 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 863481-55:
(8*8)+(7*6)+(6*3)+(5*4)+(4*8)+(3*1)+(2*5)+(1*5)=194
194 % 10 = 4
So 863481-55-4 is a valid CAS Registry Number.