Leather
Unhairing and liming of hides in tanneries.
Laboratory Reagents · Technical (60% min)
Sodium Sulphide Flakes
Also known as Sodium sulfide and Disodium sulphide
CAS1313-82-2
FormulaNa₂S
MW78.04
PubChem14804
Sodium sulphide flakes, minimum 60% Na₂S, for leather, mining, dyes and chemical processing.
Assay≥ 60%
GradeTechnical (60% min)
MW78.04
ISO 9001:2015 certified supplier
Overview
About Sodium Sulphide Flakes
Sodium Sulphide Flakes are pale yellow to tan, turning brown on storage. They dissolve in water to give a strongly alkaline solution.
They are used for dehairing hides, as a flotation agent in mining and in sulphur-dye manufacture.
IdentityNa₂S
- CAS number
- 1313-82-2
- Molecular formula
- Na₂S
- Molecular weight
- 78.04
- PubChem CID
- 14804
- Appearance
- Pale yellow to tan flakes
- Grade
- Technical (60% min)
Technical specification
Specification, Technical (60% min) grade
Every batch is released against these limits. Ask for the specification sheet with your quote.
| # | Test | Specification |
|---|---|---|
| 01 | Appearance (colour) | Pale yellow to yellow, gold or tan (browns on storage) |
| 02 | Appearance (form) | Flakes |
| 03 | Solubility (turbidity), 10% solution | Clear |
| 04 | Sulphite and thiosulphate (as SO₂) | Not more than 1% |
| 05 | Assay (as Na₂S) | Not less than 60% |
Need a tighter limit or an extra test? Send us your specification with your enquiry.
Specification sheet (PDF)
Applications
Where Sodium Sulphide Flakes is used
Mining
A flotation agent for oxide ores of copper, lead and zinc.
Dyes & chemicals
Sulphur dyes, and as a reducing agent in chemical processes.
Packing
Packed to your order
We pack Sodium Sulphide Flakes in sealed containers suited to the product, from laboratory bottles to bulk packs. Every container carries the product name, batch number, dates and hazard labels. Tell us the pack size and quantity you need.
Storage & handling
Corrosive: keep sealed and dry
- Keep tightly closed in a dry, well-ventilated place. It absorbs moisture from the air.
- Store away from acids, metals such as aluminium and zinc, and incompatible materials.
- Wear gloves, goggles or a face shield and protective clothing when handling.
Read the MSDS for full hazard, first-aid and disposal information.
Documents
Specification and safety documents
Ask for any of these and we will email them with your quote.
Questions
Frequently asked
Which pack sizes can I order?
Tell us the quantity you need. We will suggest the right pack, from laboratory bottles to bulk packs, with your quote.
Can you supply against our own specification?
Send your specification with your enquiry. Our team will confirm which limits we can meet before you order.
Do you ship outside India?
Yes. We hold an Import Export Code and supply both domestic and export buyers. Mention the destination country in your enquiry so we can quote the right packing and documents.
Enquire
Get a quote for Sodium Sulphide Flakes
Tell us the quantity, pack size and destination. We will confirm price, availability and lead time, and send the documents you need.
Phone & WhatsApp+91 77530 58907
Emailankur.agrawal@spacorporation.in