Spice Oils & Oleoresins, Indigo Blue Colour & Indigo Leaf Powder

Natural colours/vat dyes: indigo blue (indigofera tinctoria) and indigo leaf powder. Essential/spice oil: pepper oil, celery sead/leaf oil, cardamom oil, clove bud oil, cinnamon / cassia oil, coriander oil, cumin seed oil, eucalyptus oil, fennel oil, galangal oil, ginger oil, garlic oil, nutmeg / mace oil vetiver oil, dill seed oil, davana oil, olibanum oil, lemongrass oil, palmorosa oil etc. Spice oleoresins of black pepper, red chillies (capsicum), paprika, ginger, cardamom, clove, cinnamon/cassia, cumin, celery, nutmeg/mace, turmeric Natural food colour: curcumin, paprika. Offering any quantities of Pure Indigo Blue Natural Colour (Powder) from Indigofera Tinctoria which is used as vat dye as well as medicinal purpose. (For hair oil etc). Sepcifications as under. Also offering Indigo Leaf powder any quantities. Please note "Indigofera Tinctoria" is a seasonal crop and we have our own fields. Hence, if we know customers requirements in advance we can plan our production and offer them good quality at best & uniform prices throughout the year even if the prices goes up. SPECIFICATIONS BOTANICAL NAME: Indigofera Tinctoria
COMMAN NAME: Indigo Blue
PART USED: Leaves
DESCRIPTION: It is prepared from leaves of indigo plant by natural fermentation process.
CHEMICAL FORMULA: C16H10N2O2
TYPE OF DYE :VAT DYE
C.I.NUMBER: C.I.VAT BLUE 1
APPERANCE: Blue
MAIN COLOURING COMPONENT: Indigotine (strength =35 ?43%)
Spectrophotometric Method
SOLUBILITY IN WATER: 4.0+2.0%
MOISTURE CONTENT: 5+1.0%
Ph of 1% SOLUTION: 7+1.0
HEAVY METAL CONTENT: Zn=27ppm, cr=1.6ppm Absent=ph, As, Cu, Hg, Ni, Cd.
SPECIALITY: Colour changes to greenish yellow in alkaline medium.
DYEING: The process of dyeing cotton, wool &silk is almost same. The process is like that of vat dyes. The dye has to be dissolved in reduced state, and then oxidized to get the shade blue.
COLOURS IMPARTED: Bl