I use Pittman's 5ml vials and the nice 25 vial boxes I have several boxes.
How much powder will they hold?While i appreciate Lane's efforts, as noted you can buy vials cheap off Amazon. Those 5ml will hold typical loads fine. They are 60mm long and about 7ml if filled to the top.
https://www.amazon.com/Eowpower-Plastic-Graduated-Storage-Container/dp/B07FFSYVW4
I got these from Amazon. $8.99 for 50. Holds 92 grains of BH 209. Fat bottom. Screw on caps.
Eowpower 50pcs 5ml Plastic Graduated Vial Storage Container Test Tubes with Screw Caps
5ML tubes will hold up to 86 grains by weight of BH209 5ML tubes are graduated to 5ml, but will hold 7ml filled to the top.
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