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Polysorbate 20 is used by philatelists to remove stamps from envelopes and to remove residues from stamps, without harming the stamp itself. Polysorbate 20 is also used as wetting agent in rubber balers in the elastomer industry. Polysorbate 20 has been used as a shape directing agent to synthesize spheroidal magnetite nanoassemblies. [5]
A 1:20 solution is isotonic with body fluids. 1:4 dilution is used for wound management applications; this contains 0.25% (w/v) available chlorine and has a pH of 10.5–11.2. [1] [2] The fluid has been used in endodontics, for example to irrigate an infected root canal, although it is not medically licensed for use in the mouth. [3]
(NH 2) 2 CO + NO + NO 2 → 2 N 2 + 2 H 2 O + CO 2. The ratio between NO 2 and NO determines which reactions take place and how fast. The highest conversion rates are achieved if equal amounts of NO 2 and NO are present, especially at temperatures between 200 °C and 350 °C. If there is more NO than NO 2, fast SCR and
Degassing, also known as degasification, is the removal of dissolved gases from liquids, especially water or aqueous solutions. There are numerous methods for removing gases from liquids. Gases are removed for various reasons.
A box of chargers, showing their foil sealed ends that release the gas after being punctured. The cylinders are about 6.3 centimetres (2 + 1 ⁄ 2 in) long by 1.8 cm (3 ⁄ 4 in) wide, with a volume of 10 cubic centimetres (0.6 cu in) and capacity for most brands of 8 grams (1 ⁄ 4 oz) of pressurized N 2 O.
WD Lab Grown Diamonds Logo. WD Lab Grown Diamonds was a manufacturer of synthetic chemical vapor deposition (CVD) diamonds, headquartered in the Washington, D.C. area. Founded in 2008, WD produced lab-grown diamonds for distribution under the brands WD Lab Grown Diamonds and Latitude, in addition to creating diamonds for high-tech Advanced Materials applications.
Import substitution industrialization (ISI) is a trade and economic policy that advocates replacing foreign imports with domestic production. [1] It is based on the premise that a country should attempt to reduce its foreign dependency through the local production of industrialized products.
Molar concentration or molarity is most commonly expressed in units of moles of solute per litre of solution. [1] For use in broader applications, it is defined as amount of substance of solute per unit volume of solution, or per unit volume available to the species, represented by lowercase : [2]