Disposable borosilicate glass culture tube. Can take heat. Pack of 6.
55 in stock
The test tube is made of borosilicate glass with a rounded bottom, smooth or flared top lip, and appropriate wall thickness.
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Nickel-plated. Die-cast base 7/16" aluminum mixing tube. For natural gas.
Wide Range pH test paper is a vital tool for classroom projects and field trips. 1-14 pH range. Colo...
Brush (inches) 3-1/2 x 1-3/8
Length (inches) 12
Clear, borosilicate glass, fire-polished edges.
ASTM E1095, Type I, Class A
Diameter Top - 10 ...