China Indigo Blue Powder Indigo Blue Indigo Blue Dye

Best price indigo blue vat dye 94% vat blue 1
Specification:
IndigoProducts nameSurveillance, Control & Protection Indigo(C.I Vat Blue 1#)constitutional formulamolecular formulaC16H10N2O2molecular weight262natureThis 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.test conditionHG/T 2750-1996appearancedark-blue uniform powder or granule(1)original powdercontent%≥94.0particbe size(60mesh)%≥96.0moisture%≤1.0Fe3+<200PPM(2)pelletingcontent%≥94.0moistureDiamond Tools %≤1.0Fe3+<200PPM(3)Promotercontent%≥93.0moisture%≤0.8Fe3+<200PPMuseReducing indigo to be dyestuff, which can be mainly used in dyeing cotton fabric, and otherwise can be made to 5.5'-7.7'- tetrabromo indigo, and then be used in bioManufacturing Equipment for Electrical & Electroni chemical and indicators, etc.

1. C.I. NO. 73000
2. CAS NO. 482-89-3
3. APPEARANCE: BLUE POWDER OR GRANULAR
4. STRENGTH: 80%~94%

5. MOISTURE:about0.45%

6. DETERMEINE:103PPM~112PPM

7.MF: C16H10N2O2

8. EINECS No.: 207-586-9

9. Type: Vat Dye

10.HSCoding:32041510

11.Relativemolecularweight:262.27(accordingtotheInternationalmolecularweightof1983

Use:Itismainlyusedtodyecottonfibre.Thepop"cowboy"clothesmostlyaremadebyindigoblue

dyinglongitudinalyarnandwhiteyarninterweaving;Itcanbeusedwithsulfuratedcoloringmatter;

Alsowecangetindigowhite,bromizedindigobluefAnalysis Instrument romit,theyarewellusedinfoodcoloringmatter,

biochemistryetc.

Packages:25KG Plastic-Woven Bag with double polyester liner

Storage & Transportation:The product must be stored in shade, dry & well-ventilated warehouse. Avoid to be contacted with oxidizing chemicals and combustible organic substances. Keep it away from direct sunlight, heat, sparks and open flames. Carefully handle the product and avoid damaging the package.