mbrp

  1. calmcatfather

    RP's color close to black help?

    The other day I took the MBRPs out of the matchboxes and heated them with HCL and boiled them for a while. After they cooled down, I drained the HCL. Then I washed them with acetone twice. They are completely dry now. However, the color of my MBRP is not completely red. I can see the RP with a...
  2. calmcatfather

    Matchbox stuck point help?

    Hello friends, I'm sorry in advance for my bad English. I started on this path about 3 years ago. At that time, I had a great way of extracting MBRP from matchboxes. As far as I remember, I scraped matchboxes. Then I washed it with acetone and rinsed it. Then, I boiled it with hydrochloric...
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