Indigo Blue Vat Blue

1.Name: indigo blue,vat blue 1,

2.Structure formula：

3.Molecule formula: C16H10N2O2

4.. CAS No.: 482-89-3

5.Molecule weight: 262.62

6.HS code: 3204151000

7.Major usage and instruction: Be mainly used to dye cotton fabrics.

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Quality Standard

Aspectus	Blue etiam grana tenebris
Puritas	≥94%
Aqua contenta	≤1%
Ion contentus ferrum	≤200ppm

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Proprium:

Indigo dye is a dark blue crystalline powder that sublimes at 390–392 °C (734–738 °F). It is insoluble in water, alcohol, or ether, but soluble in DMSO, chloroform, nitrobenzene, and concentrated sulfuric acid. The chemical formula of indigo is C16H10N2O2.

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Consuetudinem:

Primus usus indicum in murice bombicis tinctum est, maxime in productione denim pannorum bracarum caerulearum aptum; in mediocris, par bracae caeruleae tantum 3 P. (0.11 oz) ad 12 P. (0,42 oz) tinctura postulat.

Smaller quantities are used in the dyeing of wool and silk. It is most commonly associated with the production of denim pannum et caeruleas, ubi proprietates eius permittunt pro effectibus ut baptismata lapis et Acidum baptismata celeriter adhibenda.

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Sarcina:

20kg cartons (or by customer`s requirement): 9mt (no pallet) in 20’GP container; 18tons (with pallet) in 40’HQ container

25kgs bag (or by customer`s requirement): 12mt in 20’GP container; 25mt in 40’HQ container

500-550kgs bag (or by customer`s requirement): 20-22mt in 40’HQ container

the indigo blue

Transportatio:

Stricte prohibetur miscere et transportare cum chemicis oxidantibus, chemicis edulis, etc.

Per translationem, a solis nuditate, pluvia et caliditate defendi debet.

Cum mora, ab igne abesse, fontes caloris, et locis calidis.

Repono:

Reponi debet in frigido, ventilato et sicco horreis. Serva signatum tempore pluvioso. Temperatura infra 25 gradus Celsius moderatur, et humiditas relativa infra 75% refrenatur.
Consignatio est omnino signata ad vitandam corruptionem propter humorem. Indicum soli vel aeri non diu exponi debet, vel oxidized et deterius erit.
Reponi debet in seiunctis ab acidis, alcali, oxidantibus validis (ut nitrate potassium, nitrate ammonium etc.), reducendo agentes et alios ad corruptionem vel combustionem impediendam.