Plantaardige verfstoffen, verfmolen de Kat, kleine hoeveelheden

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Alkanna 200 gramos

020620
C.I. Natural Red 20 History and application: Ancient. Plant native to southern Europe.The root bark contains the colouring matter, alkanet red. Can be used to dye wool and silk. Soluble in water, partially soluble in alcohol. The number and types of mordants used govern the final shade obtained.
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Oriana 200 gramos

020621
C.I. Natural Orange 4. History and application: Ancient. Obtained from the tropical Uruku tree. Seeds are found in the pods which burst open to discharge roughly 80 seeds per pod. Used to dye textiles. Soluble in hydrosulphite and fat with potash and alum. The number and types of mordants govern the final shade obtained.
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Legno nero 200 gramos

020622
C.I. Natural Blue 1. History and application: Ancient. Comes from the tropical Campeche tree. An extract is made of the heartwood. Can be used to dye wool, silk and cotton. Soluble in water. The number and types of mordants used determine the shade and colour.
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Cocciniglia, 50 gramos

020623
C.I. Natural Red 4 .History and application: 16th century. A red colorant obtained from the fertilised females of the cochineal Coccus insect, which inhabits certain cactus species in the Canary islands. Can be used to dye wool and silk a purple to bright red colour. Beautiful colour obtained with tin chloride mordant. Colour and shade are governed by the number and type of mordants used.
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Caciu in polvere 200 gramos

020624
C.I. Natural Brown 3

History and application:
Ancient
An extract of the acacia tree heartwood, found in the tropics.
Can be used to dye wool, silk and leather. Brownish shade. Soluble in water. Can also be used to preserve nets and sails.
The number and types of mordants govern the colour and shade.
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Legno del brasile 200 gramos

020625
C.I. Natural Red 24. History and application: 19th century. Ancient Extracted from the heartwood of the Ceasalpina tree, found Brazil. Can be used to dye wool and silk. A reddish colorant.The number and types of mordants used govern the colour and shade.
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Noci di galla 200 gramos

020626
C.I. Natural Black N/A History and application: 19th century. Ancient. Can be found in Dutch woodlands. They are the little round balls on oak leaves, caused by the sting of the gall wasp. Can be used to make ink and dye wool and silk. Gives greyish to blackish shade.
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Scotano 200 gramos

020627
C.I. Natural Yellow 11. Historie en toepassing: Oudheid. Is Afkomstig van het kernhout van de Moerbei boom. De boom komt voor in Brazilië, Argentinië en Midden Amerika.
Bevat Morine, een geelachtige kleurstof. Toepasbaar voor het verven van wol, zijde, katoen en leder. Het aantal en soort beitsmiddel bepaalt de kleurtint.
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Henna rosso 200 gramos

020628
C.I. Natural Orange 6. History and application: 19th century. Ancient. Origin: Africa, Asia, Australia. Can be used to dye wool and silk. Gives a red-brown colour.
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Henna nero 200 gramos

020630
Black henna powder may be derived from indigo (from the plant Indigofera tinctoria). It may also contain unlisted dyes and chemicals[26] such as p-phenylenediamine (PPD), which can stain skin black quickly, but can cause severe allergic reactions and permanent scarring if left on for more than 2–3 days.
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Radice di robbia 200 gramos

020632
C.I. Natural Red 8. History and application: Ancient. Produced from the roots of the plant Rubia Tinctoria. The plant is found in Southern Europe, but was also once grown commercially in Zeeland.
Can be used to dye wool and silk. The dye has a red colour. The number and types of mordants used govern the shade obtained.
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Spincervino grani d'avignone 200 gramos

020634
C.I. Natural Yellow 13
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Quercitrone 200 gramos

020635
C.I. Natural Yellow 10

History and application:
Ancient
Made from bark, young stems and twigs of the oak tree found in the north-western Black Forest.
Can be used to dye wool and is a naturall leather tanning agent. A brownish colorant.
The number and types of mordants used govern the shade obtained.
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Legno sandalo 200 gramos

020637
C.I. Natural Red 22. History and application: Ancient. A dark-red heartwood from South East India and the Philippines. A reddish dyestuff. Can be used to dye wool and silk. The number and types of mordants used govern the shade obtained.
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Erba-guada 200 gramos

020639
Wouw bevat de kleurstoffen luteoline en apigenine die hem geschikt maken voor gele verfstof. De grootste concentraties bevinden zich in de toppen van de spruiten en in de zaden. Voor de verfwinning werd de wouw eerst in water gekookt met oude urine om het uittrekken van de verfstoffen te bevorderen. Voor het verven van textiel werden aluin en zemelen gebruikt als beits.
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