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  • Litmus contains between 10 to 15 different dyes, with 7-hydroxyphenoxazone being the most important. ...nced with them (this is useful with old paper strips, which turn very pale with time). Red and blue litmus paper strips can usually be converted to neutral
    2 KB (364 words) - 13:19, 19 March 2023
  • ...erimental science is that it can be cheaply made at home using nothing but materials anyone can get from the local store. ...tate the lungs. It also tends to stain, so wear proper attire when working with it.
    2 KB (367 words) - 18:19, 16 October 2022
  • ...ments due to the fact that it's easy to manufacture from readily available materials, though its reputation has been tainted by its use in terrorist bombings. ...luble in low-chain alcohols, while most FOs are either soluble or miscible with them. AN/FO has a slight petroleum-like odor, due to its FO content. ANFO h
    5 KB (752 words) - 16:50, 2 July 2019
  • ...A'''mmonium '''N'''itrate-'''N'''itro'''M'''ethane'' is a binary explosive with limited use in various domains, due to it's relative low stability. ...f ANNM produces water vapors, carbon dioxide, nitrogen, as well as various NO<sub>x</sub> gases if the [[oxygen balance]] is negative. The balanced equat
    5 KB (687 words) - 20:19, 1 October 2021
  • ...= CH<sub>6</sub>N<sub>4</sub>O<sub>3</sub><br>C(NH<sub>2</sub>)<sub>3</sub>NO<sub>3</sub> ...b>6</sub>N<sub>3</sub>NO<sub>3</sub>''' or '''C(NH<sub>2</sub>)<sub>3</sub>NO<sub>3</sub>'''.
    7 KB (849 words) - 17:39, 3 August 2020
  • ...resistance of said glass, an alkaline-earth oxide is added to increase the chemical stability. Other oxides, like boron oxide, lead oxide, or phosphorus oxide ==Types of glass materials==
    8 KB (1,291 words) - 21:56, 30 December 2023
  • ...f metallic copper will increase its sensitivity, and may explode if heated with a flame. The detonation velocity of ammonal is approximately 4,400 m/s. Ammonal is an explosive material and must be handled with extreme care.
    3 KB (491 words) - 22:01, 15 July 2020
  • '''Silicone grease''' is a waterproof grease made by combining a silicone oil with a thickener, used in labs to grease [[ground glass joint]]s, to prevent the ...with silicone grease may result in the reaction mixture being contaminated with the grease. Silicone grease does not resist powerful oxidizers, like [[nitr
    2 KB (250 words) - 17:36, 20 June 2019
  • ...parts, as in some parts of the world there is a risk or being contaminated with prions that cause bovine spongiform encephalopathy (BSE), also known as "ma No special disposal is required. Discard it as you wish.
    3 KB (401 words) - 15:21, 18 November 2023
  • The type of Amatol with the composition 20/80 TNT/NH<sub>4</sub>NO<sub>3</sub> is more commonly called '''Ammonite'''. ...lminate]] or lead(II) azide were often used as a detonator, in combination with an explosive booster charge such as [[tetryl]].<ref>https://en.wikipedia.or
    2 KB (294 words) - 17:25, 22 June 2020
  • ...analytical chemistry, in order to analyze the mineral and metal content of chemical samples, ash is the non-gaseous, non-liquid residue after a complete combus Since ash is strongly alkaline, it will react with acids, releasing [[carbon dioxide]].
    3 KB (479 words) - 12:06, 2 November 2021
  • ...distillation of petroleum between 150 and 275 °C, resulting in a mixture with a density of 0.78–0.81 g/cm<sup>3</sup>. Heat of combustion of kerosene i *[http://www.sciencemadness.org/talk/viewthread.php?tid=4217 Styrene with kerosene? --> Polystyrene]
    2 KB (348 words) - 12:33, 5 September 2020
  • ...: the fraction boiling between 30 °C and 90 °C and consists of molecules with 5–6 carbon atoms. ...eavy naphtha'': boils between 90 °C and 200 °C and consists of molecules with 6–12 carbon atoms.
    3 KB (458 words) - 21:11, 2 February 2020
  • ...de up of alternating units of D-galactose and L-galactose heavily modified with acidic side-groups, such as sulfate and pyruvate. No special disposal is required. Discard it as you wish.
    3 KB (404 words) - 21:07, 8 December 2019
  • ...brils of [[cellulose]] (40–50%) and hemicellulose (15–25%) impregnated with lignin (15–30%). The exact percentage of each component varies from speci Wood is a reddish-brown solid material, with a specific structure. It is lighter than water and can absorb water.
    3 KB (404 words) - 22:22, 13 February 2021
  • Paper consists of almost pure cellulose fibers, mixed with a few additives like chalk. Fresh paper is white, but since it's not 100% p ..., [[hydrochloric acid]] will break it down without charring, etc. Reaction with [[acetic anhydride]] will produce cellulose acetate. Unless treated, paper
    2 KB (273 words) - 10:46, 2 April 2020
  • ...in water, edible, and used primarily in the food industry as a stabilizer, with EU E number '''E414'''. No special disposal is required.
    2 KB (233 words) - 00:09, 11 December 2019
  • ...rmeating [[asbestos]] fibers with finely divided [[platinum]], usually via chemical method. Platinized asbestos used to be sold in the past by chemical suppliers, but nowadays it's getting harder to find, since most asbestos-co
    1 KB (175 words) - 17:10, 27 June 2019
  • ...: a dense sedimentary rock, usually black, but sometimes dark brown, often with well-defined bands of bright and dull material It is used primarily as fuel [[Category:Materials with no specific chemical formula]]
    2 KB (339 words) - 19:50, 15 December 2019
  • ...rmations beneath the Earth's surface, used as fuel and raw material in the chemical industry. Petroleum contains a variety of chemical compounds, such as:
    2 KB (247 words) - 18:39, 11 July 2019

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