42555-48-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42555-48-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,5,5 and 5 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 42555-48:
(7*4)+(6*2)+(5*5)+(4*5)+(3*5)+(2*4)+(1*8)=116
116 % 10 = 6
So 42555-48-6 is a valid CAS Registry Number.