ammonium ferric chloride

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• Ammonium persulfate — Chembox new ImageFile = Ammonium persulfate.svg OtherNames = Ammonium Peroxydisulfate Section1 = Chembox Identifiers SMILES = CASNo = 7727 54 0 Section2 = Chembox Properties Formula = (NH4)2S2O8 MolarMass = 228.18 g/mol Appearance = white… …   Wikipedia

• Ammonium sulfate — Ammonium sulfate …   Wikipedia

• ammonium — The ion, NH4+, formed by combination of NH3 and H+ (the pKa value is 9.24); behaves as a univalent metal in forming a. compounds. a. benzoate has been used as a stimulant, diuretic, urinary antiseptic, and …   Medical dictionary

• stain — 1. To discolor. 2. To color; to dye. 3. A discoloration. 4. A dye used in histologic and bacteriologic technique. 5. A procedure in which a dye or combination of dyes and reagents is used to color the constituents of cells and tissues. For… …   Medical dictionary

• chemical compound — Introduction  any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element).       All the matter in the universe is composed of the atoms of more than 100 different chemical elements …   Universalium

• test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary

• E number — This article is about the food additive codes. For other uses, see E number (disambiguation). E numbers are number codes for food additives that have been assessed for use within the European Union (the E prefix stands for Europe ).[1] They are… …   Wikipedia

• Industrial etching — For other uses, see Etching (disambiguation). Etched in ferric chloride for PCB production at home In industry, etching, also known as chemical milling, is the process of using acids, bases or other chemicals to dissolve unwanted materials such… …   Wikipedia

• Hydrogen peroxide — IUPAC name …   Wikipedia

• Reagent — A substance used to produce a chemical reaction to detect, measure, produce, etc. other substances. * * * Any substance added to a solution of another substance to participate in a chemical reaction. [Mod. L. reagens] amino acid r. a r. used in… …   Medical dictionary

• Van dyke brown — is an early photographic printing process. The process was so named due to the similarity of the print color to that of a brown oil paint named for Flemish painter Van Dyck.PrintingPrinting with Van Dyke Brown requires the use of a large format… …   Wikipedia