US$4,800.00-5,400.00
|
5 Tons
(MOQ)
|
Basic Info.
Appearance
Powder and Granular
Usage
Paper, Ink, Textile, Paint
Application Material
Leather
Service
Support OEM and ODM
Delivery Time
7-10 Day After Receive Order
Transport Package
25 Kg PP Bag
Specification
indigo blue
Product Description
Product Description The granular indigo is processed by spray drying the slurry of acid washing indigo with additive,This product is dark-blue uniform powdery or granular. It cannot be dissolved in water and common organic solvents such as ethanol and aether, but can be dissolved in hot aniline and melt phthalic anhydride. Its melting point in the closed capillary is 390-392°C, and it begins sublimating slowly at 290°C. It has very good sunburn endurance and application performance.1.IntroductionAppearance:Dark blue Powder, GranuleMolecular formula: C16H10N2O2Molecular weight: 262.67CAS No.:482-89-3 HS No.: 3204.1510.00Function :For dyeing on cotton fabrics and Jeans and making up indigo bromide or made into organic pigment.
Specification Specification of Indigo:
Item | original powder | Powder (Diffusion) | Granule |
Appearance | Dark blue even powder | Dark blue even powder | Dark blue even granule |
Content (Oxidimetry)% | ≥94 | ≥93 | ≥93 |
Particbe size (-60 mesh)% | ≥96 | ≥96 | - |
Moisture% | ≤1.0 | ≤1.0 | ≤1.0 |
Fe3+ | ≤500ppm | ≤300ppm | ≤200ppm |
Application It is mainly used to dye cotton fibre .The pop "cowboy" clothes mostly are made by indigo blue dying longitudinalyarn and white yarn interweaving;It can be used with sulfurated coloring matter;Also we can get indigo white,bromizedindigo blue from it,they are well used in food coloring matter,biochemistry etc
Packaging & Shipping 25KG or 20kg bag , also be packed according to customer's needs.Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.
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