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(newest | oldest) View (newer 20 | older 20) (20 | 50 | 100 | 250 | 500)- 13:16, 27 September 2020 Diachrynic (Talk | contribs) uploaded File:Hydroxylamine hydrichloride1.jpg
- 09:39, 25 September 2020 Diachrynic (Talk | contribs) uploaded File:Polyselenide.jpg (A solution of sodium polyselenide in excess sodium hydroxide solution, made by dissolving selenium powder in hot 40% NaOH.)
- 09:38, 25 September 2020 Diachrynic (Talk | contribs) uploaded File:Selenium cation.jpg (The green selenium cation Se8(2+) in sulfuric acid solution. It was made by dissolving selenium powder in hot concentrated sulfuric acid.)
- 09:37, 25 September 2020 Diachrynic (Talk | contribs) uploaded File:Red Selenium.jpg (A sample of red selenium produced by the reduction of selenous acid with sulfur dioxide.)
- 08:39, 11 August 2020 Diachrynic (Talk | contribs) uploaded File:Naphthalene sublimated crystals.jpg (Microscopic view of sublimated naphthalene crystals. Horizontal view window is about 4.5 mm wide.)
- 08:38, 11 August 2020 Diachrynic (Talk | contribs) uploaded File:Naphthalene mothballs.jpg (Mothballs containing naphthalene)
- 09:50, 4 August 2020 Diachrynic (Talk | contribs) uploaded File:Tungsten carbide.jpg (A small piece of tungsten carbide)
- 18:22, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Monosodium glutamate micro.jpg (Commercial monosodium glutamate crystals under the microscope, horizontal view window is about 3 mm)
- 18:01, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Nickel aminoguanidine perchlorate micro.jpg (Bis(aminoguanidine)nickel(II) perchlorate crystals under the microscope, horizontal view window is about 3 mm)
- 18:01, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Nickel aminoguanidine perchlorate.jpg (Bis(aminoguanidine)nickel(II) perchlorate)
- 17:59, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Nickel aminoguanidine sulfate and nitrate.jpg (Bis(aminoguanidine)nickel(II) sulfate (left) and Bis(aminoguanidine)nickel(II) nitrate (right))
- 17:58, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Aminoguanidine bicarbonate micro.jpg (Aminoguanidine bicarbonate made from the reduction of nitroguanidine with zinc powder and ammonium sulfate as a microscopic view, horizontal view window is about 3 mm)
- 17:56, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Aminoguanidine bicarbonate 2.jpg (Aminoguanidine bicarbonate made from the reduction of nitroguanidine with zinc powder and ammonium sulfate)
- 17:36, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Guanidine nitrate.jpg (Guanidine nitrate made from melting urea and ammonium nitrate with a silicon dioxide catalyst after one recrystallization)
- 17:25, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Nitroguanidine micro.jpg (Microscope view, the horizontal view window is about 3 mm across)
- 17:24, 3 August 2020 Diachrynic (Talk | contribs) uploaded File:Nitroguanidine 2.jpg
- 10:30, 21 March 2020 Diachrynic (Talk | contribs) uploaded File:Boron nitride.jpg (Sample of hexagonal BN on a watch glass.)
- 10:24, 21 March 2020 Diachrynic (Talk | contribs) uploaded File:Boron nitride bottle.jpg (Sample of hexagonal BN with storage bottle.)
- 10:11, 10 November 2019 Diachrynic (Talk | contribs) uploaded File:Aminoguanidine bicarbonate.jpg (Made from calcium cyanamide and hydrazine sulfate)
- 10:49, 27 October 2019 Diachrynic (Talk | contribs) uploaded File:Silver cyanamide.jpg (The yellow precipitate of silver cyanamide is used as a test for the ion.)