At first look a great name simply a name which deals about a firm which supplies or produce scientific items and well in club of 5 figure name.
Now an expert view--
Science is a natural word so no trademark or exclusive copyright is possible at mass level.
What is a Firm- it has several meaning which is not good for a business. Now strictly speaking to business Firms are common with Law or Tax related services and also Firm refers that you are providing services at local level i.e. It is not as gignatic as the term company or inc or corporation has got.
But always remember as a business house i will only buy a domain name which are very easy to registered as Trademarks.
This is the first condition.
Best of luck for your name.