Sodium dithionite (Hydrosulfite) for Indigo dyes
Sodium dithionite (Hydrosulfite) for Indigo dyes
Sodium dithionite (Hydrosulfite) for Indigo dyes

Sodium dithionite (Hydrosulfite) for Indigo dyes

Product No.:
hydrosulfit
2-4 business days 2-4 business days  (abroad may vary)
1,95 EUR

incl. 19% tax excl. Shipping costs

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Description
Sodium dithionite, known as Hydrosulfite, (Na2S2O4) is used to reduce the oxygen in the vat.
Indigo is a well known vat dye.
You also can resuscitate your dye if there is still enough indigo in the pott.
Not suitable for consumption.
Technical Details
Sodium dithionite (min. 88%, technical)

Other names: Sodium Hydrosulfite, Sodium Hypodisulfite, Blankite
molecular formula: Na2S2O4
Molar mass: 174.11g/mol
density: 2,38g/cm3
content: min. 88%, technical
CAS number: 7775-14-6
EC number: 231-890-0
EC index number: 016-028-00-1
Storage class: 4.2
UN number: 1384
 
GHS labelling elements:

GHS-Piktogramm-Flamme GHS-Piktogramm-Ausrufezeichen



Danger warnings:
H251 Self-heating; may catch fire.
H302 Harmful if swallowed.
EUH031 Contact with acids liberates toxic gases.
Safety Instructions:
P102 Keep out of the reach of children.
P235+P410 Keep cool, protect from sunlight.
P280 Wear protective gloves / protective clothing / eye protection / face protection.
P301+P312 IF INGESTION: If you feel unwell, call a POISON CENTER or doctor.
P407 Wipe air gap Stacks / leave pallets.
P420 Keep away from other materials.
P501 Dispose of contents / container according to local / regional / national / international regulations.



Translated with www.DeepL.com/Translator (free version)
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This product is compatible with (for example):

Indigo Powder, natural
Indigo Powder, natural
Indigo (Indigofera tinctoria) for plantdying
This indigo powder is very clean and therefor it has a good dyepower and give deep color.
1a quality from El Salvador
Not suitable for consumption.
17,90 EUR
Indigo Granules, synthethic
Indigo Granules, synthethic
Fine, synthetic indigo granules for dyeing.
In application just like natural indigo.
The colour is strong and a slightly different blue than natural indigo.
Not suitable for consumption.
 
5,00 EUR

This product is similar to:

Indigo Granules, synthethic
Indigo Granules, synthethic
Fine, synthetic indigo granules for dyeing.
In application just like natural indigo.
The colour is strong and a slightly different blue than natural indigo.
Not suitable for consumption.
 
5,00 EUR
Indigo Powder, natural
Indigo Powder, natural
Indigo (Indigofera tinctoria) for plantdying
This indigo powder is very clean and therefor it has a good dyepower and give deep color.
1a quality from El Salvador
Not suitable for consumption.
17,90 EUR

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Usually different types of acacia are mixed.
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Copper sulfate is often added to the coloring to deepen and vary the color.
Catechu can be colored up to 90°C.
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Fabric Samples
Fabric Samples
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Of course, you can also order samples of more than one fabric.
0,00 EUR