Globe Scientific111568 Polypropylene Graduated Microcentrifuge Tube with Snap Cap, 2ml Capacity, Round Bottom, Natural (Pack of 1000)

Q: Are they water tight, I plan on using them for Geocaching?

Yes they snap shut nice and tight. I use them in a lab for algae samples.

Q: Does each quantity come with 1000 tubes?

Yes- item 111568 are sold in bags of 1000, with an attached snap cap.

Q: What are the external dimensions of each tube?

Hello, The external dimensions of each tube are as follows: Top to Bottom of tube with cap off is 42mm The O.D is 10.88 mm Increments are in 0.5 mL Please let us know if there are any questions. Thank you - Lab Genome Customer Support Team

Product ID: 331451064

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