855424-08-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855424-08-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,4,2 and 4 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 855424-08:
(8*8)+(7*5)+(6*5)+(5*4)+(4*2)+(3*4)+(2*0)+(1*8)=177
177 % 10 = 7
So 855424-08-7 is a valid CAS Registry Number.