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• Gallein
  ...e dye|aniline]] colors. It produces a bluish-red color with [[alumina]] or iron mordants and a dark violet with lead and tin mordants. Gallein is also used
  1 KB (191 words) - 12:22, 25 July 2022
• Passive iron
  [[Iron]] that has been acid treated to make it corrosion resistant. A strong oxidi
  564 bytes (76 words) - 09:42, 27 September 2022
• Silver Dip
  ...for removing tarnish and corrosion from silver, copper alloys, and rusted iron. Silver Dip contains: 8 ml of 85% orthophosphoric acid 7 grams of thiourea * R.Organ, "The Corrosion of Tin, Copper, Iron and Steel and Lead" in Preservation and Conservation: Principles and Practi
  791 bytes (101 words) - 10:25, 31 May 2022
• Oxygen scavenger
  ...but at low humidity, sodium chloride can initiate the oxidation reaction. Iron powder can reduceoxygen levels to below 0.01% in an air-tight container.
  1 KB (184 words) - 16:29, 19 July 2023
• Glycin
  ...photographic developer. Glycin is as used as a colorimetric detection of [[iron]], [[phosphorus]], and [[silicon]].
  1 KB (153 words) - 08:57, 30 August 2022
• Hydrochloric acid
  ...urities such as [[sulfuric acid]], [[nitric acid]], [[sodium chloride]], [[iron]], and [[chlorine]].
  3 KB (407 words) - 13:00, 14 September 2022
• Ferric sulfate
  ...used as a mordant in textile dyeing and as a component in [[iron gall ink|iron gall inks]]. Ferric sulfate is also used in water purification systems. Fe iron III sulfate; ferric sulphate (Br.); ferric persulfate; ferric sesquisulfate
  2 KB (225 words) - 11:51, 9 December 2022
• Catechutannic acid
  * Produces a green precipitate with iron salts.
  899 bytes (119 words) - 08:45, 24 May 2022
• Sodium dichromate
  ...Solutions of sodium dichromate are used as anticorrosive agents for [[iron|iron]] and preservatives for wood. In the 19th century aqueous solutions of chro
  2 KB (292 words) - 16:33, 1 June 2022
• Aluminon
  ...ly colored lakes with [[aluminum|aluminum]], [[chromium|chromium]], [[iron|iron]], and [[beryllium|beryllium]] salts. It is generally used for the detectio
  2 KB (252 words) - 11:06, 26 April 2022
• Arsenic trioxide
  ...ture of [[glass|glass]] to eliminate any green color resulting from [[iron|iron]] impurities. It was also used as a colorant in paints and enamels.
  2 KB (314 words) - 11:11, 30 April 2022
• Phloroglucinol
  ...ed when [[lignin|lignin]] is present (detection limit is about 5%). [[Iron|Iron]] will react with phloroglucinol giving a purple product. Once the two-part
  2 KB (258 words) - 09:06, 22 October 2022
• Phosphoric acid
  ...]]. Phosphoric acid solutions (10-20%) have also been used to clean [[iron|iron]], [[copper|copper]], [[brass|brass]], and [[bronze|bronze]] (Stambolov et. ...by ingestion and inhalation. Burns skin and eyes on contact. Corrosive to iron containing metals.
  3 KB (360 words) - 09:52, 22 October 2022
• Marcasite
  A grayish-yellow mineral composed of [[iron%20disulfide|iron disulfide]]. Marcasite has a different crystalline form than [[pyrite|pyrit white iron pyrite; cock's comb pyrite; marcassite (sp.); Markassit (Deut.); marcassita
  2 KB (301 words) - 12:28, 17 October 2022
• Chelating agent
  ...gents are used to remove traces a metals in solutions, such as [[zinc]], [[iron]], [[copper]], [[manganese]], and [[cobalt]]. They are added to detergents * Reissland, Birgit and Frank Ligterink (2011) [https://irongallink.org/ The Iron Gall Ink Website] Maintained by the Cultural Heritage Agency of the Netherl
  3 KB (334 words) - 11:13, 14 December 2023
• Aniline black
  ...o produce a strong, initial black color. Once the aniline black faded, the iron and gallic acid color had developed a strong black tone (Kuhn 1986).
  2 KB (263 words) - 14:02, 15 August 2020
• Tannic acid
  ...ce ancient times as a mordant for dyeing. It gives a blue-black color with iron salts. Tannic acid reacts with proteins ([[animal skin|skin]], [[albumin]], * N.Binnie, 'Commercial Rust Conserverters: Surface Protection for Rusted Iron', Canadian Conservation Institute Publications, [http://www.cci-icc.gc.ca/p
  4 KB (507 words) - 07:54, 8 June 2022
• Quantofix test sticks
  ...obalt]], [[copper|copper]], cyanide, [[formaldehyde|formaldehyde]], [[iron|iron]], [[nickel|nickel]], nitrate/nitrite, [[hydrogen%20peroxide|peroxide]], ph
  1 KB (143 words) - 09:11, 26 July 2022
• Carmine lake
  ...pitated on [[alumina trihydrate]] to produce carmine lake. The presence of iron makes a brighter red color. Neither pigment is permanent enough for use in
  3 KB (377 words) - 14:51, 20 May 2022
• Ink
  ...ks]] began to be used. The tannin from the [[gall|gall nut]] reacts with [[iron]] and [[oxygen]] to form a strong black color. Early printing inks containe
  2 KB (270 words) - 12:53, 15 August 2020

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