Soft white nylon brush.
Brush (inches) 7-1/2
Length (inches) 17
6 in stock
Wide Range pH test paper is a vital tool for classroom projects and field trips. 1-14 pH range. Colo...
Test tube clamps hold fast to test tubes for safe handling.
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The stand is ideal for use with our alcohol burner. The base is made from 3/16" stainless steel rod ...