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are you sure about that ? because i read somewhere that red phosphorus is also needed to keep the reaction going no ?
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Yes, he is right. HI 57% will do the job nicely, you need to use a good excess of it though, concentration must stay > 40% all the time. You can reduce the amount of HI needed by adding H3PO4 85%+ over the course of the reaction what will dehydrate it and keep the functional HI concentration high. Careful! you do not want to push the HI out!
Another way is to make the HI in situ from Phosphoric Acid and NaI or KI.
And of course H3PO3 will work very well as replacement for RP or H3PO2 - needs more of it and higher temperatures but works great. H3PO4/NaI or KI needs even higher temps.
For H3PO3 look in Hydroponics or Vineyard supplies
Another way is to make the HI in situ from Phosphoric Acid and NaI or KI.
And of course H3PO3 will work very well as replacement for RP or H3PO2 - needs more of it and higher temperatures but works great. H3PO4/NaI or KI needs even higher temps.
For H3PO3 look in Hydroponics or Vineyard supplies
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The reflux temperature is typically around 120-150°C. At the same time, avoid excessive loss of HI due to evaporation. The reflux time varies depending on the scale of the experiment and the efficiency of the equipment, but generally, it may take 2-4 hours to complete the reaction.
I reiterate that I am only a hobbyist and do not sell any precursors or substances. Anyone violating escrow transactions is a scammer.
Respect to BB administrators. Salute 🫡
I reiterate that I am only a hobbyist and do not sell any precursors or substances. Anyone violating escrow transactions is a scammer.
Respect to BB administrators. Salute 🫡