The kit includes 2 bottles of liquid reagent, 2 glass test tubes with snap - tight caps, and step - by - step instructions. (apifishcare.com)
A spool of bright - orange nylon line and an assortment of mesh bags carrying glass test tubes, plastic caps and measuring devices dangle at his side. (discovermagazine.com)
WHITE, filamentous and twisted into a 25 - millimetre - long glass test tube, the dehydrated DNA is not much to look at. (newscientist.com)