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cochineal definition: a red dye made from the dried bodies of female cochineal insects: used, esp. Used by the Aztecs as early as the 10th century, Cochineal dye was the second only to silver in terms of Spanish exports from the New World. It will eventually kill the plant if left untreated. Permanent on all natural fibers, cochineal is used like an acid dye or with a mordant such as alum. The color (carminic acid) comes from the bodies of female insects of the species Dactylopius coccus. It takes about 25,000 live insects to create 1 pound of dye and takes even more dried insects to create the same amount, about 70,000 dried insects. Description. Cochineal, if squished, will produced a crimson red liquid that has been used for centuries as a red dye. The colourant is first extracted from the dried insects as follows: Gently grind the insects in a blender or use a mortar and pestle to crush them to a fine powder. The Spanish monopoly lasted almost 300 years and ended in 1777 when a sample of both the Cochineal insect and the cactus were smuggled out of present day Mexico. Definition of Cochineal (Dactylopius coccus) Categorized under "General"Definition as written by Xenomorf: (Click for full-size) Definition as written by faeden: The white cotton fuzz-like material on the cactus in the above picture is a scale insect called Dactylopius coccus (the cochineal bug). Cochineal cultivation is very hard work and requires skill. This dye is a common additive to food, drugs and cosmetics. A potent colorant, cochineal is one of our most concentrated dyes - only need a very small percentage is needed to dye deep shades of fuchsia to raspberry. This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. Dactylopius coccus was the source of a red dye used by Aztecs and Mexican Indians for centuries before the arrival of the Spaniards. These insects are known commonly as cochineals, a name that also specifically refers to the best-known species, the cochineal (Dactylopius coccus). Add this decanting to the first decanting. Because Cochineal is sensitive to acids and bases soaps used to pre or post wash your fibres must have a neutral pH. Cochineal lives on catcti in the genus Opuntia. Cochineal can be used with or without mordants and produces reds, pinks and purples. Recent genetic studies indicate that D. coccus originated in South America, but presumably was carried to Mexico by humans who valued it as a source of red dye. 104.0 104.1; Mga sumpay ha gawas An Dactylopius coccus in uska species han Insecta nga ginhulagway ni Costa hadton 1829. This extract comes from a female scale insect (Dactylopius coccus) that lives on prickly pear cactus plants and it is harvested in Peru. Dactylopius coccus is the source of a natural crimson or scarlet dye called cochineal dye, originally used by the Indians of Mexico. Carmine dye is a colored extract obtained from Cochineal (Dactylopius coccus Costa), a scale insect living as a parasite on Opuntia cacti, originating from tropical and subtropical South America, as well as Mexico and Arizona. The cochineal ( / ˌkɒtʃɪˈniːl / KOTCH-ih-NEEL, / ˈkɒtʃɪniːl / KOTCH-ih-neel; Dactylopius coccus) is a scale insect in the suborder Sternorrhyncha, from which the natural dye carmine is derived. Use distilled water for dyeing if you live in a hard water area to obtain the brightest shades. Textiles can be mordanted previously for better results and deeper colour. Cochineal is the most important of the insect dyes. Cochineal is the most important of the insect dyes. Peru is currently the primary export country, shipping out over 4000 metric tons annually. Mordanting: Use alum mordant at 15% WOF for protein fibres. ... History has it that Cortés was so impressed by the magnificent hue of the cochineal dye that he took it back to Spain where it became popular in the textile industry. Dactylopius coccus. Test Resources. 184110E - Carmine Red Dye Cochineal Dactylopius coccus IgE Red 4 - Viracor Eurofins All of these “royal” red cloths obtain their natural-dye colorant from the small insect cochineal (Dactylopius coccus)—its size about a grain of Arborio rice. Peru is currently the primary export country, shipping out over 4000 metric tons annually. A natural, bright red dye obtained from the body of the female insects Dactylopius coccus Costa (formerly Coccus cacti) that live on nopal cactus (Cactus oputia or C. coccinilifera) in Mexico, the Canary Islands, and in Central and South America.Cochineal was imported to Europe as early as 1540 where it quickly replaced kermes as the primary red dyestuff. Dyeing with the bugs: Only 3-8% WOF is needed for a medium depth of shade. Organic & fair trade directly from the farm! The ovarioles consist of a germarium with six or seven nurse cells, a vitellarium with an oocyte, and pedicel. It burrows into the areole and emits a fuzzy, sticky white substance. The females of Dactylopius coccus colonize the prickly pear (nopal) cactus native to Mexico, Central and South America and the Canary Islands. Your trusted lab partner for Carmine/Red Dye-Cochineal (Dactylopius coccus) IgE (Red #4) testing, Viracor Eurofins delivers your results faster, when it matters most. Cochineal dye was used by the Aztecs and Mayas of Central and North America. Cochineal is native to tropical and subtropical South America as well as Mexico and Arizona. Mga kasarigan. The ovaries of the adult cochineal scale insect, Dactylopius coccus Costa (Hemiptera: Coccoidea: Dactylopiidae) are made up of more than 400 short ovarioles of the telotrophic type. Weigh out the amount of cochineal that you need. Common names: Cochineal, Red Dye Bug Scientific name: Order Homoptera, family Dactylopiidae, Dactylopius coccus Size: Adult female--1/8", adult male--1/2" Identification: Females and nymphs are found on the pods of prickly pear cacti under the waxy cotton produced by the insects for protection. When crushed, its body exudes a brilliant red color. Cochineal, red dyestuff consisting of the dried, pulverized bodies of certain female scale insects, Dactylopius coccus, of the Coccidae family, cactus-eating insects native to tropical and subtropical America. This dye is a common additive to food, drugs and cosmetics. Cochineal is a red dye called carmine (E 120) or carminic acid that is obtained from the dried bodies of female cochineal insects (Dactylopius coccus Costa insects) 1).Cochineal extract [carmine (E 120) or carminic acid] is used directly in food and is also processed further to carmines. These dried cochineal insects come from a small sustainable farm in Peru where it is grown on nopals. The Spanish monopoly lasted almost 300 years and ended in 1777 when a sample of both the Cochineal insect and the cactus were smuggled out of present day Mexico. Cochineal (Dactylopius coccus) is a scale insect that feeds on the nopal cactus in arid areas of Mexico, Peru, Chile and the Canary Islands. It has reportedly been used for this purpose in the Americas since the 10th century. Dactylopius is a genus of insect in the superfamily Coccoidea, the scale insects. Waray hini subspecies nga nakalista. The females of Dactylopius coccus colonize the prickly pear (nopal) cactus native to Mexico, Central and South America and the Canary Islands. Mature females are brushed from the cacti and dried and the pigments extracted from the dried bodies. Cochineal can be shifted to orange with the addition of an acid (vinegar) and to a deep fuschia with the addition of an alkaline (soda ash). The process begins with drying cochineal female insects, which reduces the weight by 70 % Between 80 000 and 150 000 insects are required to produce 1 kg of dried cochineal. When crushed, its body exudes a brilliant red color. Dyeing with the extract: Use at 0.5 to 2% WOF for a medium depth of shade. Cochineal Extract (Dactylopius coccus) (f340) IgE. Boil for 30 minutes. Service Area must be determined. Biology and life cycle: Incomplete metamorphosis. High quality cochineal with a high content of carminic acid. Print This Page Cochineal. NATURALDYES.CA — A site dedicated to the use of natural dyes. Although expensive, cochineal has a high concentration of carminic acid and only small amounts are needed. Repeat 2 more times. What is cochineal. It can be found in food, pharmaceuticals, textiles, personal care products, and cosmetic products. Cochineal is a very strong extract and its main component is carminic acid. Cochineal insect definition is - a small red cactus-feeding scale insect (Dactylopius coccus) the females of which are the source of cochineal. Description Cochineal (Dactylopius coccus) is a scale insect that feeds on the nopal cactus in arid areas of Mexico, Peru, Chile and the Canary Islands. Put this powder into a saucepan and cover with three inches of water. Cochineal is the name used to describe both the colour and its raw material source, the dried pregnant females of Dactylopius species of insects, especially D. coccus Costa. Approximately 85% of the harvest is cultivated by Andean villagers, employing an estimated 400,000 families with this precious cash crop. 2) What colours does Cochineal extract produce? ... Carmine/Red Dye (f340) IgE. November 26, 2007. The cochineal is a scale insect in the suborder Sternorrhyncha, from which the natural dye carmine is derived. Curiously, one population of this species occurs in South America while another is in Mexico. Strain the liquid and set aside. The cochineal is an insect of economic and historical importance as a main source of the red dye carmine. The coloring in question, cochineal, is made from a tiny white insect, Dactylopius coccus. Crush and grind the cochineal into a … Cochineal is a natural dye substance that comes from the crushed bodies of insects, Dactylopius coccus, found on prickly pear cacti. Methodology. LOINC® Codes, Performing Laboratory . The crushed bodies, fresh or dried, make a bright red dye. Immunoassay (IA) Assay Category. Cochineal (Dactylopius coccus Costa) For ground cochineal look here. The combined decantings are used to make a dyebath. Genus Dactylopius is also important because s… An Dactylopius coccus in nahilalakip ha genus nga Dactylopius, ngan familia nga Dactylopiidae. Carmine is a red dye that is made from the insect known as Dactylopius coccus, which is native to South America and Mexico and lives on cactus plants as parasites. The cochineal insect, Dactylopius coccus, can be found on the pads of the nopal cactus. These insects are brushed off and dried for storage. It has excellent light- and washfastness properties and produces a beautiful range of reds, scarlets, violets, fuchsias and purples. Living on cacti, primarily in the Oaxaca area of Mexico and between the highlands and coast in the Andes, the female cochineal insect produces carminic acid, a deep crimson dye. It is the only genus in the family Dactylopiidae. Place the cochineal pulp back in the saucepan and again cover with water and boil for 30 minutes. Cochineal has excellent light and washfastness and produces a powerful range of fuchsias, reds and purples. The cochineal (/ ˌ k ɒ tʃ ɪ ˈ n iː l / KOTCH-ih-NEEL, / ˈ k ɒ tʃ ɪ n iː l / KOTCH-ih-neel; Dactylopius coccus) is a scale insect in the suborder Sternorrhyncha, from which the natural dye carmine is derived. With the addition of iron at 2-4% WOF to either the mordanting bath or the dye bath the colour will shift towards purple. A primarily sessile parasite native to tropical and subtropical South America through North America ( Mexico and the Southwest United States ), this insect lives on cacti in the genus Opuntia, feeding on plant moisture … For cellulose, mordant with tannin at 8% WOF and then either alum at 15% or aluminum acetate at 8%. Some dyers will then keep the remaining pulp in a jar of water for several weeks and use it for future dyebaths. Below: Cochineal Bugs 8% WOF with 6% cream of tartar, Below: Cochineal Bugs 8% WOF and Iron 2% WOF, Below : Cochineal Bugs 8% WOF and Madder 30% WOF. It is the only natural red colorant approved by the FDA for food, drugs and cosmetics. Cochineal is pH sensitive, and it is possible to shift its color to scarlet with the addition of acid. ). The Cochineal bug is found in desert locations in, All the dyes, mordant, brighteners, reducing agent, A seductive, brilliant purple, Logwood originates, Indigo is the only natural blue dye used by many c. noun a red dye prepared from the dried bodies of the females of the cochineal insect, Dactylopius coccus, which lives on cactuses of Mexico, Central America, and other warm regions. Used by the Aztecs as early as the 10th century, Cochineal dye was the second only to silver in terms of Spanish exports from the New World. A tiny insect that feeds on a few species of Prickly Pear Cacti (Opuntia sp.). The ovarioles develop asynchronously. Maintained by Maiwa Handprints Ltd. Approximately 85% of the harvest is cultivated by Andean villagers, employing an estimated 400,000 families with this precious cash crop. Cochineal is used to produce scarlet, crimson, orange, and other tints and to prepare pigments such as lake and carmine (qq.v. The main Dactylopius species producing cochineal is our Dactylopius coccus. Options: If cream of tartar at 6% WOF is added to the alum mordanting bath or the dyebath, the colour achieved will be more towards Christmas red. Dye in the desert - Cochineal insects, Dactylopius coccus. Cochineal produces a …

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