855618-28-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855618-28-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,6,1 and 8 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 855618-28:
(8*8)+(7*5)+(6*5)+(5*6)+(4*1)+(3*8)+(2*2)+(1*8)=199
199 % 10 = 9
So 855618-28-9 is a valid CAS Registry Number.